By this definition, bears don't hibernate, because their body temperature drops only slightly and they awake relatively easily. Not everyone accepts this narrow definition, however. For the purposes of this article, we'll use the term hibernation to describe any long-term reduction in body ...
Bears hibernate throughout winter months. Bears do not eat, drink or defecate when they hibernate but that doesn’t mean they are in complete repose. Actually, bears are not true hibernators, they enter a torpid state which is slightly different from true hibernation. In true hibernation, like...
However, in hibernating animals, like bears or Arctic ground squirrels, this system gets altered during the winter so they can lower their body temperature and survive the cold for long periods. During the hibernation process, or torpor, the body's usual responses to cold exposure are inverted ...
People could be changing how bears sleep, and not in a good wayLindsay Dodgson
Groundhogshibernate in burrows, experiencing long periods of immobility and slow breathing to conserve energy. Bats(some species) enter prolonged hibernation in caves or sheltered spaces to survive cold months. Which Animals Don’t Hibernate?
故选C。 4.B 细节 题。 第五段前 句Some other animals sleep for a long time in winter. They are in hibernation.和该段末句 Bears, snakes and frogs are such animals.可判断, 熊和蛇属 于冬眠动物。 故选B。 反馈 收藏
Bears hibernate through the winter. They take a long sleep. This helps them live through the cold months. They don't have to worry about finding food. Some animals do the same thing in the summer. They have a summe...
For polar bears, summertime is definitely not when the living is easy. They are apex predators, mighty hunters, and as Inuit and research scientists have long known, they prefer a good fatty meal of seal, caught from the sea ice.
Bears are a big part of living in Montana. These animals might be in hibernation right now, but at parts of the year, bears scavenge forests, rivers, and occasionally towns for food.Columbia Fallslast summer had a massive bear problem with bears and had to put in an emergency protocol. ...
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