| The pikas worked a relay system and the weasel abandoned the trail when the fourth pika became the object of the chase. |
| The PIKA database is a search tool for Canadian children's literature designed to make life easier for bookworms and other creatures who love children's literature. |
| Ravens croak replies to the squeaks and cries of marmot and pika. |
| Climatic warming during the past 10,000 years led to the extirpation of most low-elevation pika populations, producing the modern-day relictual distribution of the species. |
| An ochotonid is tentatively ruled out because of the large size of this tooth, rather than for zoogeographic reasons, as there are two records of fossil pika from Ontario. |
| And that is how Little Chief the pika learned to make hay while the sun shone in the days of plenty. |
