The students are looking at features to encourage biodiversity and create new habitats for sensitive species such as dragonflies and mayflies. |
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They occupy a wide diversity of habitats, ranging from tropical forest to arctic tundra. |
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The photographs in the book are shot with a wide-angle lens, allowing Wolfe to depict animals in intimate connection with their habitats. |
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People can move to new places and be happy again but wild habitats and heritage site cannot be moved and once destroyed cannot be restored. |
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By day, follow expert Masai guides on foot to spot lions, cheetahs, and wildebeests without disturbing their habitats. |
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Anatids inhabit aquatic habitats such as lakes, ponds, streams, rivers and marshes. |
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Trees with large trunks and deep anchoring roots represent the ultimate challenge in withstanding oxygen-deprivation in wetland habitats. |
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One of the best of these sparsely vegetated, shrubby habitats is found on the western slopes of BlackJack Mountain. |
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Witch grass is an annual grass native to North America that infests field crops, small grains, grasslands, and a variety of other habitats. |
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Good additional habitats have been created, for example woodpiles which encourage insects and newts. |
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Each tree purchase aids efforts to reforest ecosystems and habitats across the United States and around the world. |
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Bovids are found in a wide variety of habitats, from arctic tundras to deep tropical forests. |
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The mostly free-living Turbellaria are found in the oceans, in fresh water, and in moist terrestrial habitats, and a few are parasitic. |
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Communities range from xeric habitats such as scrub and scrubby flatwoods to hydric habitats such as floodplain forest and blackwater stream. |
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The southern transect spanned principally xeric habitats, whereas the eastern crossed mesic forest. |
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Shrimp farm development can damage other coastal habitats, including salt marshes and freshwater wetlands, according to the foundation report. |
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We're building habitats to encourage birds, butterflies, dragonflies and ladybugs to our gardens. |
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The barasingha deer, also known as swamp deer, occur in the moist habitats of Northern India and Nepal. |
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In many cases, human actions may merely alter the character of habitats rather than eliminate them. |
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This phenomenon has been particularly thoroughly studied in land crabs, which often occur in habitats containing both seawater and freshwater. |
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The Jacanas are totally adapted to wetland habitats with floating vegetation like lotus, lily, hydrilla and wetland rushes. |
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Satellite altimetry is used to identify key habitats for other marine animals, which can then be tracked and studied. |
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During the visit three different habitats were studied by sampling the vegetation and aquatic life using quadrates and pond nets respectively. |
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Bitterns are one of the UK's rarest birds, with only 30 breeding pairs left as marshland habitats dry out. |
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Aptly named, with its black and white marking, the zebra spider occurs in houses as well as outside in gardens and other habitats. |
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Over 3,000 reptiles, birds and mammals live in the park in their natural habitats. |
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These wrens breed in rocky habitats, such as canyons, coulees, outcroppings, and talus slopes in the steppe and dry forests. |
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Its many distinctive habitats offer some of the most wonderful resident, migrating, and wintering bird species in the area. |
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There is a useful and concise introduction to the area, its bird habitats and avifauna, and a list of abbreviations and symbols used in the text. |
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Generally, more hypsodont animals tend to feed on grasses and live in open habitats. |
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During the summer months, the reserve experiences a large influx of migrant species, particularly in the thornveld and dam shoreline habitats. |
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Jutting mountains and low basins form a range of habitats suitable for a broad spectrum of terrestrial and freshwater species. |
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Adults return to inlets adjacent to bays and estuaries for spawning, and eggs are swept into nursery habitats presumably by tidal action. |
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Certainly the re-creation of natural habitats, from the African savannah to the Asian wetlands and Australia's variety, is exceptional. |
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Historically they have radiated in bathyal habitats and cool-water coastal areas. |
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They can be found in a rich assemblage of habitats from rivers to caves, savannas, wetlands, prairies, lakeshores, and forests. |
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There is plenty of room to swim down inside her curved exhaust stacks, habitats now for clown nudibranchs and large, beady-eyed prawns. |
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Sampling reaches were selected to include riffle habitats with substrate composed primarily of cobble, gravel, and boulder. |
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One of the most common and widespread carnivores, tayras can live in disturbed habitats near man. |
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The majority live in relatively open habitats, such as plains and savannas, but others dwell in forests, and one group is semiaquatic. |
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Together, the two funding sources should ensure that significant portions of Green River riparian habitats are restored and protected. |
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Stout beardfish are associated with soft-bottom habitats, where they use their chin barbels to probe the sediments for food. |
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The draining of water from rivers and watersheds for irrigation leads to drier natural habitats. |
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Mirrored and colored surfaces are common adaptations for crypsis in pelagic habitats. |
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Of the fishes, several pelagic species were found in many of the habitats sampled. |
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Their many wild habitats include palm trees, tree holes, arboreal epiphytes, burrows, rock crevices, or other animal refuges. |
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The arboreal habitats of anoles are composed primarily of short perches separated in space. |
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At first, small theropods such as Sinosauropteryx invaded arboreal habitats to elude predators. |
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The results may thus indicate that rosefinches do not perceive edges as poor habitats. |
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The more stable design of fast swimming cetaceans may limit these animals to locomoting and foraging in pelagic habitats. |
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I know monkeys and animals are rounded up or bred away from their natural habitats and countries for experiments in the pursuit of profit. |
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Rubber boas are secretive, slow-moving, docile snakes, usually found under logs and rocks in either moist or dry forest habitats. |
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Only the malleefowl and the Australian brush-turkey can be found in habitats outside the rainforest. |
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Their coloration is similar to that of a tabby domestic cat and makes them difficult to see in their forested habitats. |
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Species of all four families in which pit membranes are present occur in highly mesic or bog habitats. |
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Hangingflies usually occur in mesic habitats, including stream margins, slowly flying short distances and sometimes sipping nectar from blossoms. |
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From there, other authors suggested that angiosperms moved into disturbed streamside habitats in mesic environments. |
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Plants growing in more mesic habitats have larger C-values than those growing in drier ones. |
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The two riparian populations occupy mesic habitats where prey is abundant and favorable thermal conditions allow for extended foraging periods. |
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The plants occurred in mesic wooded habitats as well as rocky sandbars of Halls Creek, and the sandy shore of the Little Miami River. |
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Trillium grandiflorum inhabits mesic habitats, where herbaceous cover is dense relative to drier, less fertile sites. |
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The species also typically occupies less weedy habitats in slightly more mesic conditions than R. recognita. |
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The broadly distributed woodlouse, Armadillidium vulgare is a common representative of mesic to mesic-xeric habitats. |
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Biodiversity of ecological boxes, abundant with organic matter, was compared with mesofauna from other habitats. |
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The values measured lie within the mainstream range for bryophytes of similar habitats and of vascular mesophytes. |
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We see this as a valuable perspective on reproductive behavior in natural habitats. |
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The saltbush Atriplex halimus is a chenopodiaceous plant well adapted to dry saline habitats and widely distributed in the Mediterranean Basin. |
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Navigable along virtually its entire length, the Nene has many locks and associated backwaters giving the river a wide range of habitats. |
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The goal is to establish suitable habitats throughout each watershed to allow the topminnow to migrate from one site to another. |
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Since the mid-1980s, he is interested in research on microclimatically extreme habitats of scree slopes. |
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In the same area, H. spontaneum also occupies an array of secondary habitats, such as open Mediterranean maquis, abandoned fields, and roadsides. |
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Fresh water habitats should not be viewed as simple appendages of protected terrestrial ecosystems as it is currently the case. |
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New coastal ocean remote sensing techniques permit benthic habitats to be explored with higher resolution than ever before. |
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Before tetrapods existed, vertebrates were all confined to living in aquatic habitats. |
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Severe wind and water erosion of the topsoil added to the degradation of the natural habitats, particularly on upland sites. |
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These may be expected in rocky areas or among pilings and in other habitats not well sampled by traditional methods such as seining or trawling. |
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There are also unusual habitats, a mix of ponds, woods, mire and zones of very rare lowland heath. |
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Explorer days are also an opportunity to find more about local habitats such as woodlands, bogs, coast and marshes. |
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Is the destruction of animal habitats and the natural high levels of biodiversity worth it? |
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Coastal rock and scrub habitats are easily distinguished by the species present and by the geographical location. |
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Vijay Cavale, a bird-watcher and nature photographer, observes that almost all barn owls that he has seen are from the urban habitats. |
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These lakes are habitats for a wide variety of fish including walleye, perch, musky, bass, bluegill and pumpkin seed. |
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Changing habitats that increase edge and maintain early successional habitat benefit the quail. |
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They are abundant in early-successional shrub habitats and in salmonberry thickets. |
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From the icy wastes to the arid deserts and lush forests, it has carved out habitats and multiplied. |
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The key habitats hosting threatened species are wetlands, followed by forests, grassland and scrubland. |
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The actual impact of Mute Swans on native waterfowl and their habitats in North America is poorly known. |
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Benefit the environment by protecting watersheds and enhancing wildlife habitats and biodiversity. |
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Pine warblers, prairies, and Louisiana waterthrushes are fairly easy to find in their respective habitats. |
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The water vole, whose numbers have been steadily diminishing over the years, was previously believed to be fond of just lowland habitats. |
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Both kinds of Jacanas share common habitats, which are the jheels that support extensive, floating wetland vegetation. |
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Snakes are found in a variety of habitats ranging from tropical rainforests to hot deserts. |
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Many of them flourish in a broad range of habitats, and nearly all of them are adapted for wide dispersal. |
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One of the processes that may lead to the formation of sibling species complexes involves adaptation to specific habitats. |
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Lions can also live, with wider ranges, in most habitats except in tropical rainforests and in deserts. |
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Wildlife habitats, wetlands and watersheds have been wiped out all over the place. |
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Typha spp. are highly productive aquatic plants that grow in a variety of habitats throughout wetlands worldwide. |
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Areas with abundant bluebunch wheatgrass and other native grasses along with scattered threetip sage are preferred breeding habitats. |
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The red katipo is endangered because its habitats are being destroyed by forestry. |
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Many of the mesic habitats within the gorges support spectacular spring and early summer floral displays due to an abundance of wildflowers common to this region. |
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Genes producing desired characteristics in crops could confer adaptive advantages to weedy species, causing problems in valuable wild plant habitats. |
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But today only weedy species have the capacity to migrate and re-establish thriving populations in new habitats, which invariably are human-disturbed areas. |
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The sailfin molly is found in fresh, brackish, and coastal salt water in coastal lowland habitats from North Carolina to Texas and the Yucatan Peninsula of Mexico. |
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Boasting buzzards, merlins, kestrels, peregrines, and ospreys, the county has ten of a total UK species of 15-making it one of the nation's key habitats. |
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In an insular environment a plant family may undergo adaptive radiation with new taxa adapted to and occupying different and sometimes narrow habitats. |
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Even as large numbers were reintroduced to former habitats, it was not easy to prove that they were surviving and reproducing, the true measure of the project's success. |
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American Kestrels are found in a wide variety of open habitats, among them agricultural areas, grasslands, sagebrush, shrub-steppe, steppe, and dry forest zones. |
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One would expect a greater density of native birds in mesic habitats. |
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Spotted Sandpipers breed in a variety of freshwater habitats from sea level to alpine areas, although they are not as common at higher elevations. |
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The severity and unpredictably of higher latitude and alpine habitats present special challenges to birds and mammals who live out some or all of their lives there. |
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Cardamine impatiens exhibits potential to be an invasive weed and should be carefully monitored, especially in susceptible hydric to mesic habitats. |
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Sirens are known to aestivate when in habitats subject to drought. |
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Because many desert rodents that footdrum, such as kangaroo rats, inhabit open habitats and tend to forage in areas with little cover, locomotion for escape is well developed. |
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A possible explanation of this difference is that the habitats of these species have different salinities and so the organisms may show markedly different salt tolerances. |
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The primary purpose of the Tsolwana Nature Reserve is the conservation of a representative sample of the region's karroid landscapes, habitats, heritage and species. |
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And meadow voles, by excluding white-footed mice from some habitats, may reduce the risk of Lyme disease, which is carried by ticks that feed off these mice. |
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But the report says experts from the council's countryside section have inspected the site and found no evidence of badger setts or habitats for deer. |
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It forms a mosaic of various habitats from woodland and ponds, to herb-rich calcareous grassland, resulting in a rich bio-reservoir of flora and fauna. |
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With the exception of magpies and pigeons, birds are rarely seen in gardens, but the talk included pictures of all kinds of birds in their natural habitats. |
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Today, small is beautiful, because, with a little forethought in planning, our unique and precious remaining wilderness habitats can absorb and readjust to these. |
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With their support, we can improve and protect the stream and riparian habitats upon which the imperiled wildlife of the Green River fauna depends. |
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The Triassic thecodonts had given rise to the dinosaurs and pterosaurs in the late Triassic, and these now gave rise to an extraordinary range of adaptations to new habitats. |
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It silenced his critics, confounded his doubters and forced those knife wielders to return those implements to their dusty habitats for another day. |
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Ranunculus repens is a terrestrial plant that thrives in damp habitats. |
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Within intensively urbanized and agricultural regions, migratory stopover and staging habitats often are scarce, so birds concentrate in a few areas. |
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We now understand that this testifies to the recurring disturbance that these habitats receive from fluctuating water levels, fire, ice scour and storms. |
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The fishing piers create viable habitats for creatures such as oysters, mussels and sponges which are easily scraped from the sides of the pilings. |
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Plants easily adapt to a multitude of agrestal and ruderal habitats. |
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Most of the introduced woody species exist in ruderal habitats. |
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Many include rare or threatened habitats that are home to species at risk. |
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The succeeding three chapters deal with the acquisition and metabolism of nitrogen by plants in the context of natural habitats, and of agroecosystems. |
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Such research also would be most relevant if carried out in habitats less removed from the system's evolutionary context than the California citrus agroecosystem. |
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The independent evolution of arborescence in nearly all major groups of plants was key to the development of multistratal forests in some habitats at this time. |
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The researcher expects to describe or recognize distinct biological populations when sampling is over distinct environments, habitats, biomes, or faunal assemblages. |
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The first division separated inland forest from inland scrub habitats. |
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Only in the high seas are there still some habitats free of invasive species. |
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Borrichia arborescence and Vigna luteola were among the common plants found in tropical scrub habitats extending from the beach to the interior of the islands. |
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He could be remade into a defender of the environment, a preserver of habitats and champion of rainforest ecology. |
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Ecological theory predicts that isolated habitat patches will experience greater rates of species loss and lower rates of recolonization compared to less isolated habitats. |
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Not only has the brown argus moved into those habitats, it's been using them as stepping-stones to populations of H. chamaecistus that used to be too far apart. |
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Consequently, the extant data imply that the small size of these fossils does not rule out a woody habit or low-light, closed forest habitats, as some have argued. |
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Unlike Derwenthorpe there would be no risk of flooding, no destruction of ancient ridge and furrow meadows and hedgerows and no damage to wildlife habitats. |
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As pastures give way to housing and roadsides are sprayed for weed control, plants like butterfly weed, Queen Anne's lace, and bee balm need new habitats in order to survive. |
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So while the Irish elk preferred relatively temperate conditions and semi-woodland habitats, the woolly mammoth was adapted to cold temperatures and open tundra. |
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Nationwide, it is hoped the scheme will boost the habitats of species such as the grey partridge, twite, natterjack toad, sandbowl snail and lesser silver water beetle. |
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They have also suggested other initiatives to protect and enhance the Golden Plover habitats, but these would involve third parties playing an active role. |
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It is interesting to note, however, that one extant water lily, Barclaya rotundifolia, may have reinvaded wet, shady, disturbed forest understory habitats. |
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For the latter taxa, an alternative hypothesis would imply the iterative invasion of shelf habitats by morphologically conservative populations from shallow refugia. |
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Shifts between aquatic and terrestrial habitats were likely promoted by the availability of malacostracans in both terrestrial and aquatic habitats. |
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These trees would live in myriad habitats from soggy coasts to the driest deserts, deep valleys to the shoulders of alpine peaks, backyards to the back of beyond. |
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One possible strategy for maximizing the period of plant growth in snowbed habitats would be for seedlings to germinate as early as possible after snowmelt. |
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But grazing at the right time of the year and in the right environmental conditions can curb hopper numbers by creating unfavorable habitats for them. |
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Dwarf chameleons, the chameleon of study, occupy a wide variety of habitats from forests to grasslands to shrubbery. |
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In these protected shores and bays, the green sea turtle habitats include coral reefs, salt marshes, and nearshore seagrass beds. |
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Pacific green turtles' foraging habitats are poorly understood and mostly unknown. |
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The migrating birds bypass the latitudes where other populations may be sedentary, where suitable wintering habitats may already be occupied. |
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Some larger species, particularly those adapted to drier habitats will take larger prey including insects and small reptiles. |
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All but two of the 20 species in this group occupy habitats in far northern latitudes. |
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By the Middle Ages the bears' habitats were limited to more or less inaccessible mountains with sufficient forest cover. |
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Rainforests shrank into isolated islands, surrounded by seasonally dry habitats. |
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Assemblages in mainland habitats that consist of species in different families and other higher order clades are much more complex. |
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Pinnipeds also use a number of terrestrial habitats and substrates, both continental and island. |
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Bat habitats include caves, trees, mines, abandoned weaverbird nests, abandoned termite mounds, or attics and roofs of homes. |
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Species that live in polar habitats are vulnerable to the effects of recent and ongoing climate change, particularly declines in sea ice. |
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The moorland is capped with many exposed granite hilltops known as tors, providing habitats for Dartmoor wildlife. |
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Many will doubt my assertions of Western trophy quality matching that of more hallowed whitetail habitats. |
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The Netherlands has 20 national parks and hundreds of other nature reserves, that include lakes, heathland, woods, dunes and other habitats. |
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Coastal habitats are found in the area that extends from the shoreline to the edge of the continental shelf. |
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Kids will learn how to build an ant farm, spider house, bee box, wormery, and other habitats for bugs. |
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The allotype, morphotype, and paratypes were collected from cobble and slab bolder riffle habitats in close proximity to the holotype collection. |
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Acanthamoeba, a genus of amoebae is one of the most common protozoa in soil, and also frequently found in fresh water and other habitats. |
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Birds found near streams, such as yellow warblers, also are found in habitats away from streams. |
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Fish were not collected at any of the sites and only zygopterans were present in some of the habitats. |
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Anurans were sampled by listening for breeding aggregations and by searches along the shores of aquatic habitats. |
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Most marine life is found in coastal habitats, even though the shelf area occupies only seven percent of the total ocean area. |
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As a result, new habitats have been created for bird species such as the Sharp Tailed Grouse and the federally endangered Kirtland's Warbler. |
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From the habitats and habits of Komodos to how they hunt and dangers to their environment, Komodo Dragons packs in both color and detail. |
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Open ocean habitats are found in the deep ocean beyond the edge of the continental shelf. |
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The report said rapidly increasingly human populations were fragmenting habitats for orang-utans, gibbons and leaf monkeys. |
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Alternatively, marine habitats can be divided into pelagic and demersal habitats. |
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Shore habitats span from the upper intertidal zones to the area where land vegetation takes prominence. |
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However, they are not solely tied to high elevations and can breed in lowlands if the local habitats are suitable. |
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Distribution and co-occurrence of rockfishes over trawlable shelf and slope habitats of California and southern Oregon. |
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Below are more detailed description of habitats occupied by golden eagles in both continents where they occur. |
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Seals, however, also use a number of terrestrial habitats, both continental and island. |
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Clonal growth of Lithospermum caroliniense in contrasting sand dune habitats. |
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Distribution and habitats of the snail Lymnaea truncatula, intermediate host of the liver fluke Fasciola hepatica, in South Africa. |
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The morphology of the digits of the Golden Gecko, Calodactylodes aureus and its implications for the occupation of rupicolous habitats. |
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The morphology of the digits of the golden gecko, Calodactylodes aureus and its implication for the occupation of rupicolous habitats. |
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With a range of habitats, the Canary Islands exhibit diverse plant species. |
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Torrent Ducks inhabit lotic habitats across the South American Andes range from Venezuela to southern Argentina. |
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Wild amphibian species in North Dakota bioaccumulate cadmium and maintain higher cadmium loads than the habitats they live in. |
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Fishing techniques may be altered to minimize bycatch and reduce impacts on marine habitats. |
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This variation may be attributed on one hand, to their habitats and on the other hand to their inherent abilities to biomagnify the heavy metals. |
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Biometrical study of Goniobasis comalensis Pilsbry from two diverse habitats. |
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This lichen is parasitic on saxicolous Caloplaca in exposed, usually arid, habitats. |
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The few fish left therein would gather around the goals because fish like structured habitats. |
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Aquatic macrophyte communities occupy coastal environments and are among the densest and the most productive habitats worldwide. |
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Firstly, runoff water can extract soil contaminants and carry them in the form of water pollution to even more sensitive aquatic habitats. |
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The variety of habitats and the large volume of plankton on the surface support prolific marine life. |
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These rare habitats are mostly known from the Danish waters of Skagerrak west of Hirtshals, but more might be discovered in future surveys. |
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One of the valleys, the headwater area of the river Centuria, provides suitable habitats for the critically endangered Polish scurvy-grass. |
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It has been suggested that beaver dams could retain water in upland areas, reducing flood volumes and creating new habitats for wildlife. |
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First, human settlement is often attracted to shorelines, and settlement often disrupts breeding habitats for littoral zone species. |
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A decision is made to allow the land to erode and flood, creating new shoreline habitats. |
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Many marine fishes enter productive estuarine habitats to forage on abundant zooplankton, meiofauna, molluscs, crustaceans and fishes. |
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The habitats are also a world priority for conservation, home to species including lion, bushbaby and sunbird. |
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These protected habitats support a variety of wildlife such as harbour porpoises and marsh fritillary. |
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Habitats were classified following Hails and Amirrudin with separation of habitats into microhabitats dependent on foraging heights in air space. |
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Other habitats included submontane shrub, microphyllous desert shrub, desert shrub, chaparral, grassland, and agricultural zones. |
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We assessed habitat for every telemetric location and we calculated percentages for availability and use of habitats. |
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The wild boar inhabits a diverse array of habitats from boreal taigas to deserts. |
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The resulting triploid oyster cannot propagate, which prevents introduced oysters from spreading into unwanted habitats. |
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The timing of speciations and extinctions differs for animals living in the same region that have adapted to contrasting habitats, Vrba states. |
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The structures will resemble chimneys and will make suitable nesting habitats for the Chimney Swift. |
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Among the species linked with these habitats, the project aims to monitor and protect the troglophilous chiropteran population. |
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Many native orchids require specialized habitats, and they have a symbiotic relationship with mycorrhizal fungi. |
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There are several distinct habitats within the Ythan Estuary complex including marsh, littoral, estuarine, lacustrine and dunes areas. |
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The presence of natural habitats may increase the occurrence of carabids and staphylinids in crops. |
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Most of the staphylinids are found in terrestrial habitats such as leaf litter, plant debris, and fungi. |
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The improved habitats will help scarce species like the dormouse, bat, tree sparrow and brown hairstreak butterfly. |
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Within these broad biomes are more specific habitats with varying climate types, temperature regimes, soils, altitudes and vegetation types. |
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Many of these habitats grade into each other and each one has its own typical communities of plants and animals. |
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The most expanded use of habitats was by the coachwhip Masticophis flagellum. |
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Prior to Hurricane Rita, a total of seven coachwhips was captured in 4 years in two habitats. |
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Freshwater habitats include rivers, streams, lakes, ponds, marshes and bogs. |
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Although some organisms are found across most of these habitats, the majority have more specific requirements. |
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Commensalism adaptation and gen flow mosquitoes of the Culex pipiens complex in different habitats. |
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Marine habitats include brackish water, estuaries, bays, the open sea, the intertidal zone, the sea bed, reefs and deep water zones. |
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Nevertheless, some frogs live in deserts, creating moist habitats underground and hibernating while conditions are adverse. |
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Other microbes live in habitats lacking in oxygen, and are dependent on chemical reactions other than photosynthesis. |
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The intertidal zone and the photic zone in the oceans are relatively familiar habitats. |
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Northern bobwhite habitat use and reproductive success in managed oldfield habitats in Mississippi. |
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In New York, northern cardinals were the predominant hosts in most habitats. |
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Whether from natural processes or the activities of man, landscapes and their associated habitats change over time. |
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Then there are the changes in habitats brought on by alterations in farming practices, tourism, pollution, fragmentation and climate change. |
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These habitats include shallow rain-fed seasonal pools and oligotrophic lacustrine habitats. |
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Now she crisscrosses the globe raising money to preserve wildlife habitats and protect chimpanzees from hunters and poachers. |
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The decreasing salinity along this path causes restrictions in both physiology and habitats. |
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Curiously, your letter does not mention important factors affecting bee health such as the varroa mite, diseases and bee habitats. |
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A general law on the protection of habitats may be more difficult to implement than a site specific requirement. |
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However, the protection of habitats needs to take into account the needs of the local residents for food, fuel and other resources. |
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Even though its name may seem to imply simplicity as compared with polytypic habitats, the monotypic habitat can be complex. |
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Many species of gulls have learned to coexist successfully with humans and have thrived in human habitats. |
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Considerable variety exists in the family and species may breed and feed in marine, freshwater, or terrestrial habitats. |
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Most gull species are migratory, with birds moving to warmer habitats during the winter, but the extent to which they migrate varies by species. |
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The terns are birds of open habitats that typically breed in noisy colonies and lay their eggs on bare ground with little or no nest material. |
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The only terrestrial habitats that the house sparrow does not inhabit are dense forest and tundra. |
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They are characteristically limited in size and prefer moist habitats although they can survive in drier environments. |
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Erethizontids inhabit a broad variety of habitats, from tundra to the tropics and from dense forests to open settings. |
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Like most of the uplands across Wales, intensive land use activities have resulted in many habitats being either lost or degraded. |
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The ecology of maerl habitats has received very little attention in contrast to other marine ecosystems such as kelp forests or sea grass beds. |
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They navigate their riverine habitats traveling just off the bottom with their barbels dragging along gravel, or murky substrate. |
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This national park is one of the few natural habitats of species of Schlumbergera. |
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The appearance of migratory behaviour occurred in the tropics parallel with the range expansion of migratory species to temperate habitats. |
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Human impacts have occurred at all ocean depths, but are most significant on shallow continental shelf and slope habitats. |
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However, the relative contributions of benthic habitats within specific ecosystems are poorly explored and more research is needed. |
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The area is of great ecological and landscape importance, particularly because of the coastal and estuarine habitats along its edge. |
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But this has caused serious disturbance to marine habitats such as erosion and pollution in many places along the Mediterranean coasts. |
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The hen harrier is a bird of open habitats such as heather moorland and extensive agriculture. |
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The installation of fish farms close to vulnerable and important habitats such as seagrass meadows is particularly concerning. |
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In addition, this development has adversely affected habitats of wildlife and birds, and the balance of the ecosystem. |
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Part of the bay is a nature reserve, with seashore habitats including mudflats and salt marsh with migrating waders and wildfowl. |
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Where forests replace habitats that were used by hen harriers they will therefore tend to reduce overall habitat availability. |
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This species inhabits the broadest range of habitats of any living bear species. |
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It is likely that humans have caused the extinction and fragmentation of bear populations and their habitats since prehistorical times. |
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Brown bears may even venture into human dwellings or barns in search of food as humans encroach into bear habitats. |
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Some evidence suggests that invasive species are competitive in their new habitats because they are subject to less pathogen disturbance. |
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This event also diversified arthropod life, by providing them new habitats. |
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Some rodents are considered keystone species and ecosystem engineers in their respective habitats. |
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When building their dams and lodges, beavers alter the paths of streams and rivers and allow for the creation of extensive wetland habitats. |
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Rabbit populations seem to be greatest in ecotone habitats and less in scrublands or grasslands. |
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By contrast, cottontail rabbits are built for short bursts of speed in more vegetated habitats. |
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However, dry areas do become important when their normal habitats become flooded. |
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The adjacent Great Plains grassland habitats are left to herds of elk, American bison, and pronghorn antelope. |
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Unique habitats are found on alvars, extremely level expanses of limestone with thin soil mantles. |
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All of the subspecies are present in captivity, but a lack of suitable habitats and government efforts prevent their reintroduction. |
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Grey herons have the ability to live in cities where habitats and nesting space are available. |
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It is clear that further protection is needed for salmon, such as their habitats, where logging commonly occurs. |
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These habitats have also the highest quality of water, so the presence of this bird confirms the standard of the water. |
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Caviids are grassland-scrubland species, while abrocomids are small herbivores of xeric Andean habitats. |
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It frequently prefers wetter habitats than the house sparrow, and it is often colonial and nomadic. |
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Protecting insect habitats on farms, and planting native plants in cities benefit the house sparrow, as does establishing urban green spaces. |
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They occupy a great range of habitats where they are usually resident and do not migrate. |
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The movement of snakes in arboreal habitats has only recently been studied. |
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However, smooth newts are prolific breeders and can survive in a wide range of terrestrial and aquatic habitats. |
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Adopted in Bonn, Germany in 1979 and coming into force in 1985, the Bonn Convention worked to conserve migratory species and their habitats. |
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Mussel is the common name used for members of several families of bivalve molluscs, from saltwater and freshwater habitats. |
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This latter species is characteristic of highly exposed Atlantic coastal heathland and montane habitats. |
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It may also be found in muddy habitats such as estuaries, and can reach depths of 180 feet. |
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The extreme habitats that lichens dominate, such as tundra, mountains, and deserts, are not ordinarily conducive to producing fossils. |
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Lichens grow in a wide range of substrates and habitats, including some of the most extreme conditions on earth. |
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Studies have shown that such insular habitats have a tendency toward decreasing species richness. |
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Seamounts provide habitats and spawning grounds for these larger animals, including numerous fish. |
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It grows in all kinds of cold temperate to arctic habitats, from sea level up to 1000 m, in many places colouring the landscape. |
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American fox hunters undertake stewardship of the land, and endeavour to maintain fox populations and habitats as much as possible. |
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Eels are extremely mobile and may access habitats that appear unavailable to them, using small watercourses or moving through wet grasses. |
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The American eel is a generalist species which colonizes a wide range of habitats. |
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It also depends on the availability of diverse habitats for growth and maturation. |
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The remaining sections within subgenus Narcissus include both lowland and mountain habitats. |
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