The red pika is small in size, 10.2-30.2 cm long and 1.62-3.81 cm long. The hind limbs are slightly longer or nearly equal in length than the forelimbs. It has no supraorbital process above its skull, and its whole body is thick and soft, with a thick undercoat.

Red pikaDo not hibernate, most have The habit of stockpiling food. Usually active during the day, often screaming and running in short jumps.