名詞 pika:

1. small short-eared burrowing mammal of rocky uplands of Asia and western North America
   同義詞：mouse hare, rock rabbit, coney, cony

pi.ka

n.（名詞）
Any of several small, tailless, furry mammals of the genusOchotona of the mountains of North America and Eurasia, resembling guinea pigs but belonging to the order of lagomorphs that includes the hares and rabbits. Also called coney rock rabbit
鼠兔：鼠兔屬 中的一種毛茸茸的無尾小哺乳動物，產(chǎn)于北美和歐亞大陸的山中，貌似豚鼠但屬于包括家兔和野兔的兔形目 也作 coneyrock rabbit

來源：
Tungus piika
通古斯語 piika
perhaps from Russian pikat` [to squeak]
可能源自 俄語 pikat` [吱吱叫，發(fā)出短而尖的喊聲]