The long fur covers their whole bodies, including both their cat eyes and rabbit feet, to keep them warm in the low temperature in the Arctic.
长长的皮毛覆盖着他们的全身,包括他们猫的眼睛和兔脚,以在北极的低温下帮助他们保暖。
In addition, they have the knowledge on how to make a fire to keep them warm and heat their foods.
另外,他们懂得用火保暖,加热食物。
The same muscles puff up the feathers of birds and the fur of mammals on cold days to help keep them warm.
在鸟类中也有同样的肌肉,在冬天它使得鸟的羽毛膨胀,以达到御寒的目的。 哺乳动物也通过毛发来御寒。
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