Small potholes may hold water long enough for crabs to molt, but not to undergo larval development. |
|
Most studies of invertebrate larval metamorphosis have been performed with species that are sedentary or sessile as adults. |
|
All insecticide concentrations were prepared in absolute alcohol and the larval bioassay was carried out according to the standard WHO procedure. |
|
This may be an important mechanism promoting the shoreward migration of larval invertebrates and fish. |
|
The lethal phase of Tpl aneuploids is late embryonic or early larval, with the tracheae and the gut the first tissues to be affected. |
|
Herbaceous plants are larval hosts for 112 of the 160 known species of microlepidoptera of the San Bruno Mountains. |
|
The mesh bags are an easy way to move cultch to the right place and time for larval settlement. |
|
Even remnants of last meals were preserved, such as the bellyful of shrimp fossilized inside one 8-centimeter-long larval salamander. |
|
At the end of the larval stage, the animals drop down to the seafloor and metamorphose into adults. |
|
The juvenile, which forms within the larval ectoderm, independently develops a serotonergic system. |
|
One solution is to examine larval shells directly from fossilized larval broods. |
|
In addition to its hormonal regulation in the salivary gland, E63-1 is constitutively expressed in many larval tissues. |
|
Crustaceans that have apposition compound eyes as adults, like some crabs, may simply continue to use the larval design with few modifications. |
|
When the wasp attacks the larval butterfly, it drives the ants to attack each other, turning them into incidental casualties. |
|
Determine percent of plants being damaged and collect a number of cutworm larvae to determine the predominant stage of larval development. |
|
After a third larval stage they pupate in the nest material and emerge as imagos after the fledglings have left the nest. |
|
The tiny bark beetle spends its entire larval life inside the coffee berry, which encases the seed, commonly known as the coffee bean. |
|
The pumilio mutant exhibits increased rates of long-term facilitation at the larval neuromuscular junction. |
|
Since the pupal case is formed by the larval skin, the pupa within is said to be coarctate. |
|
TpnI 6a exons, the transcripts of which are mainly expressed in larval hypodermic muscles, may have evolved similarly. |
|
|
Much of the larval ciliation is lost at metamorphosis, with the exception of that in the gut. |
|
A pair of ciliated tubes have been observed in each side of the larval body. |
|
Egg size affects the larval survivorship of beetles on seeds of Texas ebony. |
|
In the paedogenetic life cycle, the ovaries differentiate and grow precociously in the early larval stage. |
|
In paedogenesis, however, the unfertilized eggs develop much faster than the individual as a whole and mature already during the larval stage. |
|
When temperatures drop, stable flies overwinter as larvae or pupae in piles of larval breeding material. |
|
The early stages of metamorphosis are characterized by programmed cell death and histolysis of most larval tissues. |
|
However, with the living material in hand, histological, cytological, and larval characteristics can be observed. |
|
Upon heat shock during larval development, FLP and I-SceI produce the extrachromosomal targeting molecule. |
|
The orientation of stylopids in the host metasomas seems to be determined beforehand at early larval stages. |
|
Like other boletus mushrooms, ceps are liable to infestation by larval insects. |
|
When males were present in the brood, hermaphrodites were separated from males during the final larval stage to preserve their virginity. |
|
In crustacean larval eyes, the receptor array is tightly bunched into a sphere surrounding the geometrical center of the eye. |
|
For example, in Slovenian folklore the blind and ghostly pale cave salamander Proteus anguinus is thought to be the larval stage of a dragon. |
|
Water for animals of such a small size, including larval fish, brine shrimp, and water fleas, is essentially like syrup. |
|
About two to three weeks after the female butterfly lays her eggs on a plant, the larval caterpillars drop to the ground. |
|
We saw a very heavy flight of sugarbeet webworms last week and may begin to see larval feeding over the next week or so. |
|
There is some evidence that MF may have a role in larval development by acting as a hormone that retards development. |
|
Females were induced to oviposit using an artificial crepuscular lighting period and strained water from larval pans as an oviposition stimulus. |
|
During their development, some crustaceans simply enlarge the larval eye, adding ommatidia as the animal grows. |
|
|
Pan and Erwin described Erwinispira jucunda and recognized that it has a larval shell of three whorls. |
|
We subjected these vectors to larval bioassay using two popular pyrethroids viz deltamethrin and permethrin. |
|
In the filial generation, haplosis occurs as a result of nuclear dissociation to produce uninucleate spores infectious to larval mosquitoes. |
|
Over time, the scolex degenerated and the aberrant larval form proliferated. |
|
Frazer determined that sea ice algae were the main food source of larval krill during winter. |
|
The wild-type larval fat body normally does not dissociate until after pupation. |
|
The larval stage of the green lacewing is sometimes confused with the larval stage of lady beetles or ladybugs. |
|
Riley's lappet moth is found in southern Michigan along floodplains where its larval host plant, honey locust, grows. |
|
Development time includes the period of larval growth from hatching to pupation. |
|
All of these tissues, except the salivary gland, are considered necessary for the process of larval molting. |
|
The beetle's larval form, called a water tiger, can grow three inches long. |
|
Upon completion of larval development, the larvae transform to the pupa stage, which lasts five to 10 days. |
|
The tiny borer spends its entire larval life inside the coffee berry, which encases the seed, commonly known as the coffee bean. |
|
Nematodes have been useful in reducing black vine weevil larval populations, especially in containerized plants. |
|
They differ, however, in having a flat rather than a concave pseudointerarea, and in having a tubular projection extending from larval shell. |
|
The name poutine in the south of France refers to larval sardines or anchovies. |
|
A larval damselfly abdomen is longer and narrower with three fin-like gills projecting from the end. |
|
These amphibians, like modern frogs and salamanders, hatched from eggs and spent their larval period in the water as tadpoles. |
|
The Spanish name aladroch applies to small anchovies only, whether larval or somewhat larger. |
|
American lobsters have a complex life cycle that involves a 3-10 week free-swimming larval stage in surface water. |
|
|
The Tenebrio larval powder was then analyzed to determine the protein, amino acid, and fat composition. |
|
According to our results, predation on zooplankton appears to continue beyond larval life stages in the Richibucto Estuary. |
|
The tapeworm eggs are ingested by flea larvae, where development reaches the larval cysticercoid stage. |
|
These mutations cause larval lethality resulting from failed gut function and consequent starvation. |
|
Thus, in some parts of the retina the larval rhabdoms are incorporated into the receptor array. |
|
Burying beetles fly in search of small vertebrate carcasses that they inter and subsequently use as the sole larval food source. |
|
The acquisition of sexual maturity by an animal while still in the larval stage is a process that goes under the name neoteny. |
|
Within our study area, early larval feeding is restricted primarily to box elder. |
|
At the diabetes centre, larval therapy has been used for several years to debride sloughy diabetic foot ulcers. |
|
The study confirms both the clinical efficacy and cost effectiveness of larval therapy in the debridement of sloughy venous ulcers. |
|
Cat roundworms are known to cause visceral larval migrans in children, although less so than their canine counterpart. |
|
They feed on mysids, small shrimp-like crustaceans, and other small crustaceans, plankton, and larval fish. |
|
They say it is interesting that the suction-feeding mechanism evolved independently in the frogs and larval bony fish. |
|
These species tend to have shorter larval periods on average when compared to tadpoles that develop in more permanent ponds. |
|
Those and other nymphs that were unable to feed should have died, thereby decreasing larval infestation levels on Seychelles skinks in September. |
|
These drift on the ocean currents for about two weeks before the larval forms hatch, then sink to the reefs below and begin to feed. |
|
In the tent caterpillars of eastern North America, for example, the larval stage lasts eight weeks. |
|
The lives of larval clippers greatly depend upon their meal choices and they prefer to eat the leaves of passion vines and moonseeds. |
|
The first smaller pulse induces switchover from larval to pupal commitment, and the second much larger pulse induces the pupal molt. |
|
The larval stage consists of four phases, or instars, with a complete molt between each instar. |
|
|
Cool and rainy weather in late spring induced moldy conditions in the cells that caused much larval mortality. |
|
They have been shown to influence crustacean larval development, egg maturation and reproductive timing and capacity. |
|
Most coral reef fishes have a bipartite life cycle, with a dispersing pelagic larval phase and a relatively sedentary reef resident phase. |
|
It is visible in the third antennal segment, but not the maxillary palps or larval chemosensory organs. |
|
They suggested that the color change is stimulated by perception of the background color by the larval ocelli and effected by a neurophysiological pathway. |
|
A record would spend years in larval form as an acetate, the big waxy master from which copies were made. |
|
This is especially true in the late larval transformations into juveniles, where MF plays an inhibitory role, as well as during the transformation of juveniles into adults. |
|
In mid spring, after the larval fish has absorbed its yolk sac, it emerges as an alevin and proceeds to find suitable habitat for the summer period. |
|
Fennel is a great larval plant for certain species of butterflies. |
|
The lateral line system is a series of sensory organs, usually appearing in a line or series of lines on the sides and heads of fishes and larval amphibians. |
|
Using chemical signals in larval mussel shells, the scientist will differentiate juveniles that were spawned locally from those from other places. |
|
The anlagen for the eye imaginal disc arise as a group of about 20 cells in the embryo and proliferate through the first and second instar larval stages. |
|
During the breeding season, they also eat insects, especially dragonflies, mayflies, and caddis flies as they emerge from their aquatic larval stage. |
|
Translation takes place in embryonic mesoblasts and larval fat-body cells and is deposited extracellularly in basement membranes surrounding skeletal and visceral muscles. |
|
When maggots have completed their development they convert their last larval skin into a puparium, a hardened shell within which the pupa develops. |
|
Simple laboratory tests can determine whether larval competition or hyperparasitism occurs among parasitoid species targeted for biological control. |
|
Once spun, the cocoon takes on a silvery appearance, indicating that it is full of air that seeped out from the slit-like incisions in the root made by the larval hooks. |
|
This means that the 20 to 70 large, unpigmented eggs laid by females develop directly into miniature froglets without passing through a larval stage. |
|
In insects, the general view is that juvenile hormone maintains larval and nymphal characteristics in developing insects and suppresses metamorphosis into adults. |
|
Other genera and species of the Goniasmatidae have a heliciform larval shell without carination while the larval shell of the Erwinispirinae is markedly bicarinate. |
|
|
It could be argued, however, that the lack of embryonic or larval phenotypes could be due to a long-lasting perdurance of maternal deposits during oogenesis. |
|
The imago can become multiradiate at the time of metamorphosis, or it can be 5-rayed at metamorphosis and add the supernumerary rays during post larval growth stages. |
|
The larval photoresponse is thus dependent on the larval photoreceptors. |
|
The ecological significance of the color of bioluminescence and conservancy of green emission in larval fireflies and other luminescent beetle larvae is discussed. |
|
The body of an echiuran lacks annelid-type segmentation, but the distinctive free-swimming trochophore larval stages of echiurans and polychaetes are very similar. |
|
Historically, the focus of most research on developmental biology of nemerteans was limited to descriptive and experimental embryology and larval development. |
|
The grubs migrate through the tissue to the loin area where they encyst, cut a breathing hole in the skin of the animal on the back-line and complete their larval development. |
|
The larvae move through the water column via the use of a larval foot to find suitable settlement locations. |
|
Hydatid cysts are an infectious disease caused by the larval stage of the cestode Echinococcus. |
|
In substrate-cemented mollusks, such as vermetid gastropods, the larval shell is preserved. |
|
Compare to other cyprinids, the larval development of Mesopotamichthys sharpeyi is similar to other Mesopota-michthys species. |
|
Cysticercosis is a parasitic infestation caused by Cysticercus cellulosae, which is the larval form of Taenia solium. |
|
Both of these larval stages have very thin, hyaline, and translucent shells. |
|
Newly hatched larvae drift northwards with the coastal current while feeding on larval copepods. |
|
Unlike other bony fishes, the first scales do not develop immediately after the larval stage but appear much later on. |
|
At this age the content of the larval yolk sac has been used, the mouth and digestive channel have developed, and it requires feeding. |
|
Agulhas Rings have also been observed as removing larval and juvenile fish from the continental shelf. |
|
The most important mortality affecting the larval population was most probably caused by the repeated desiccations of the marsh in the summer. |
|
However, some may overwinter in the larval state, only emerging from the water the following year. |
|
Echinococcosis or hydatid disease is a parasitic infection caused by the larval stage of four different types of Echinococcus cestodes. |
|
|
Compared to controls, larval EcR mutants were hyposensitive to both thermal and mechanical stimulation. |
|
This second larval stage feeds in the wild on algae and after a few days metamorphoses again into the third stage to become myses. |
|
The development of young larval sprat and reproductive success of the sprat have been largely influenced by environmental factors. |
|
Fecundity of sugarcane borer, as affected by larval development on gramineous host plants. |
|
Juvenile bichirs have external gills, a very primitive feature that they share with larval amphibians. |
|
Only one epithelial fold, known as the typhlosole, is present, where an abundance of larval connective tissue is located. |
|
This bears importance to humans, as jellyfish diets consist largely of larval fish, the adults of which are commercially fished by humans. |
|
Despite their diversity of form, crustaceans are united by the special larval form known as the nauplius. |
|
In various coleopterans the mitotic and meiotic activities of the larval, pupal and imaginal stages occur diversely. |
|
During the earlier larval stages, only a tumescence was observed in the same position. |
|
Gid is caused by the larval stage of the canine tapeworm Taenia multiceps, which is called coenurus cerebralis. |
|
The photoreceptors transmit the information to a small set of target neurons in the larval optic neuropil. |
|
Neurocysticercosis results when encysted larval forms of Taenia solium invade the central nervous system. |
|
In many decapods, due to their accelerated development, the zoea is the first larval stage. |
|
Despite the apparent larval coprophagy and notably short oviscapt, it seems that Karliella sexpunctata is an obligate oviparous species. |
|
The appearance of larval structures, such as the velum, statocyst, left and right digestive diverticula, eyespots, and propodium was recorded. |
|
Crustaceans exhibit a number of larval forms, of which the earliest and most characteristic is the nauplius. |
|
Development of the fertilized eggs is direct, in other words there is no distinctive larval form. |
|
Degradation of vitellin during embryonic and larval development in the Pacific oyster Crassostrea gigas. |
|
Silver carp feed on the plankton necessary for larval fish and native mussels. |
|
|
We met, talked, and I eventually began to work with him on this larval stage called a glochidium. |
|
Oil-soluble dye in larval diet for tagging moths, eggs, and spermatophores of tobacco budworms. |
|
As larval feeding progresses, the flower-bud senesces and drop from the plant. |
|
Consideration given to larval characters solves many of the existing problems of brachyuran taxonomy. |
|
Lipid, fatty acid and protein utilization during lecithotrophic larval development of Lithodes santolla and Paralomis granulose. |
|
Some polyps can asexually produce a creeping frustule larval form, which then develops into another polyp. |
|
Biochemical composition during growth and starvation of early larval stages of cultured spiny lobster phyllosoma. |
|
Infection is acquired when people come into contact with fresh water infested with the larval forms of parasitic blood flukes. |
|
I still get the heebie-jeebies about the face-hugging larval alien and actually had nightmares about it for some time. |
|
Chronology, distribution, and sizes of larval fish sampled by light traps in macrophytic Chemung Lake. |
|
During the spawning event, appropriate sperm-to-egg ratios were observed to prevent polyspermy and potential abnormal larval development. |
|
Aspects of the reproductive and larval biology and ecology of the temperate Holothurian Stichopus mollis. |
|
It is acquired by eating an intermediate larval stage that emerges from snails and encysts on aquatic vegetation. |
|
County moth recorder Tom Tams said the caterpillars were most likely the larval stage of some of the less common ermine moths. |
|
The relationship of larval shell morphology to mode of development in marine prosobranch gastropods. |
|
Body size, sexual receptivity and larval cannibalism in relation to protandry among Toxorhynchites mosquitoes. |
|
Use of an ELISPOT immunoassay to detect euphausiid predation on larval anchovy. |
|
Spatial and temporal variation in statolith and protoconch trace elements as natural tags to track larval dispersal. |
|
In the Persian Gulf area, Sarvi-Ghiasabadi studied the embryonic and larval development of Acanthopagrus latus. |
|
During metamorphosis, nearly all the larval cells are replaced by cells arising from structures called imaginal discs. |
|
|
The most consumed larval insects were catepillars of a pyralid moth that inhabits Ashe juniper trees. |
|
A larval stage was probably an evolutionary innovation driven by the increasing level of predation at the seafloor during the Ediacaran period. |
|
Population-level effects of western mosquitofish on native killifishes and larval amphibians in Indiana waters. |
|
Brachyuran larval culture and subsequent description will lead to correct identification of planktonic zoeae obtained from marine samples. |
|
Others were just larval forms in the sense of Paracelsus, umbratiles, vampires, ghosts. |
|
By breeding two troglobitic species of the genus Aphaenops, she was able to obtain the first larval instar and observed that it does not feed. |
|
In the tobacco hornworm, many larval motoneurons become respecified and supply new muscles in the adult. |
|
The neurites underlying the prototroch are lost after metamorphosis, suggesting that these neurons serve a larval function. |
|
Fish hatcheries provide larval and juvenile fish, crustaceans and shellfish, for use in aquaculture systems. |
|
In the Glanville fritillary, clutch size is highly important as larval survival depends on groups size. |
|
The cercaria is a free-swimming larval stage that may become caught in the respiratory current of a fish, the second intermediate host to the parasite. |
|
Distribution of larval and juvenile red king crabs in Bristol Bay. |
|
Microscopic algae and plants provide important habitats for life, sometimes acting as hiding places for larval forms of larger fish and foraging places for invertebrates. |
|
Post-feeding thermotaxis and daily vertical migration in a larval fish. |
|
Trees were harvested in February and March with insects still at their overwintering larval or prepupae stage about a centimeter inside the phloem. |
|
Pseudapanteles dignus parasitizes all larval instars of its hosts. |
|
An insect parasitoid completes its larval development on or inside a host. |
|
The gut of a larval ant lion dead-ends partway through its body. |
|
Differential expression of insulin-like growth factor I and II mRNAs during embryogenesis and early larval development in rabbitfish, Siganus guttatus. |
|
We recently reported that larval sea stars are capable of complete regeneration of missing body parts, providing a new deuterostome model for the study of regeneration. |
|
|
Then, as the larva grows, it goes through a series of larval stages. |
|
Entomologists also noted a strong larval association with spirogyra algae. |
|
Estimation of oyster, Crassostrea virginica, standing stock, larval production and advective loss in relation to observed recruitment in the James River, Virginia. |
|
A major proportion of syrphid species are aphidophagous at larval stage and, therefore, are of great importance in biological control of plant pests. |
|
In marine mussels, fertilization occurs outside the body, with a larval stage that drifts for three weeks to six months, before settling on a hard surface as a young mussel. |
|
The flow of NADW through the Romanche and Chain Fracture Zones may serve as a conduit for larval transport from the western North Atlantic to the eastern South Atlantic. |
|
Transfer of a larval mantispid during copulation of its spider host. |
|
Trombiculiasis is a seasonal disease caused by the harvest mite Neotrombicula autumnalis, and the larval form of this mite is parasitic in animals. |
|
In Drosophila melanogaster a single orthologous hand gene is expressed with absence of the respective protein causing semilethality during early larval instars. |
|
The haustellate mouthparts of pentatomid species pierce the larval integument and largely bypass the terpenoidladen coating to access the internal contents of the larval prey. |
|
All embryonic stages and the first larval stage are pre-nervous, with the first neurons arising at the prism 2 stage and the plutei possessing the larval nervous system. |
|
Also imaged were a variety of invertebrate plankters, ranging from copepods and larvaceans to ctenophores and medusae to invertebrate larval types, such as echinoderm pluteus. |
|
Changes in prey regimes exploited during larval dytiscid development should be reflected in the morphology of the cranium and cranial appendages, particularly the mandibles. |
|
Minelli asks why a rather nonmotile larval form would have cilia. |
|
Byrd described a new species of digene from larval metacercariae developing in a mother sporocyst found in a tentacle of the terrestrial snail Succinea retusa. |
|