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Rabbits and squirrels are warm-blooded animals, so do they hibernate?
More and more children nowadays like to keep rabbits and squirrels as pets, but sometimes they ask whether these two kinds of animals hibernate? This leaves parents unable to answer right away. According to research on relevant mammal data, rabbits are mammals, and they are also warm-blooded animals, so they do not hibernate. Wild rabbits still come out of their burrows to forage in winter, often eating dry grass or grass roots covered under the snow.
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Why might dinosaurs have been warm-blooded animals with wings?
In 1860, nearly a century had passed since the start of the Industrial Revolution. Wars raged across the entire Eurasian continent; machinery, steel, and coal seemed to be dragging the whole world forward, and half of human society was being uprooted. Yet all of this seemed not to have...