Hibernating Bears Float 26. Bears usually start hibernating in late fall. Hibernation is not always a deep sleep. Some bears do wake up to feed sporadically. Hibernating bears conserve energy during the long winter months by falling into a deep sleeping pattern.
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Hibernation is not always a deep sleep. Some bears do wake up to feed sporadically.
Hibernating bears conserve energy during the long winter months by falling into a deep sleeping pattern.
During hibernation bears survive due to stored fat and a reduced metabolism.
Their heart rate, oxygen intake, and temperature decrease.
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