pika
A small rabbit-like mammal of the family Ochotonidae. In Japanese, the name literally means '20th-day rabbit', possibly from its call or appearance. Also called 啼兎 (なきうさぎ).
See also: ナキウサギ
The pika is a small mammal that lives in rocky alpine areas.
I heard the call of a pika in Hokkaido.