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   ocr: HIBERNATION N. ANIMAL that hibernates goes its metabolic rate (the rate at which Aintos a deep sleep over the it uses energy) slows down and its winter. It does this to save energy. temperature drops. Maintaining its normal body temperature uses up energy from food. Iffood is hard to find and the weather is very cold, itis difficult to maintain a constant body temperature. An animal that hibernates stays alive by using up verylittle energy. This is because Water droplets Hibernating bat on fur due to cold The Natterer S bat survives cold winters by sleeping through them Hibernating and: saving ...