具备长期冬眠能力的松鼠。能将体温降至接近冰点以抵御极寒。主要以种子、果实及小型植物为食，有在洞穴中储存食物的习性。
These chipmunks are known for their ability to hibernate for long periods, enduring extreme cold by lowering their body temperature to just above freezing. They primarily feed on seeds, berries, and small plants, storing food in their burrows.