为什么动物冬眠时不吃东西也不会饿死

为什么动物冬眠时,不吃东西也不会饿死呢?
2024-11-18 08:27:32
推荐回答(5个)
回答(1):

从秋季开始,冬眠的动物就开始吃大量的食物,从而在自己的体内积累各种营养,特别是脂肪。这些积累的营养物质,足够冬眠过程中提供动物身体必须得能量。当动物在冬的时候,呆在窝里不吃也不动,或者很少活动,呼吸次数减少,血液循环变慢,新陈代谢非常微弱,所耗的营养物质也就相对减少了许多。等到体内储藏的营养物质快用光时,冬眠就结束了。冬眠过后的动物,身体显得特别瘦弱,要吞食大量食物来补充营养。这就是动物冬眠时不吃东西也不会饿死的秘密。

回答(2):

冬眠前动物会吃很多食物,以脂肪的形式储存在体内,睡觉的时候消耗少

回答(3):

冬眠前储存了足够的能量,如脂肪

而且冬眠的时候代谢的水平很低

回答(4):

因为人家睡得香,睡眠质量好~

回答(5):

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