pika

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pika

a genus of animals in the family Ochotonidae. Guinea-pig-sized rabbits with short ears found only in rough, high mountain terrain of North America. Called also rock rabbits, mouse hares, calling hares, Ochotona spp.
References in periodicals archive ?
the voice standing for all oppressed in this world, will take priority on this situation and to see the Congo to the freedom that it deserves from these tyrants, said Marcel Pika.
Plateau pikas were live-trapped at Laji Mountain in Qinghai Province, China, at an altitude of 3,850 m above sea level.
Pikas are sensitive to climate, with low tolerance for high temperatures (Smith 1974), and limited capacity for physiological thermoregulation (MacArthur & Wang 1974).
The duo, Wilson and Smith, said that pika was a "keystone species," but the poisoning programmes resulted in lesser food for carnivores.
As the climate warms, the pikas are forced to move to cooler, higher-elevation areas.
Characterization of the H5N1 highly pathogenic avian influenza virus derived from wild pikas in China.
The endangered ili pika has disappeared from half of its previously known locations in northwestern China since it was first described some 30 years ago.
The objectives for this project are 1) to determine how collared pikas make foraging decisions with respect to predation risk and forage quality, 2) to incorporate these constraints into a plant-herbivore modelling approach to determine their effects on population dynamics, and 3) to compare the plant-herbivore model to spatial demographic models of population dynamics.
Scientists say Ili pikas, which live only in the Tianshan Mountains of the Xinjiang Uyghur Autonomous Region, are dying out because of inbreeding, natural enemies and a difficult environment, Xinhua said.
Besides being intelligent and interesting, pikas are one of the hardest of our wildlife to get to know.
Pikas may be the first North American mammals to fall victim to climate change.
North American pikas (Ochotona princeps), small mammals belonging to the Order Lagomorpha, inhabit rocky, talus slopes above the tree line throughout western North America.