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Hibernation is typically over for animals in the spring when food becomes more abundant and temperatures are warmer. This triggers them to come out of hibernation and resume their normal activities.
The two types of hibernation are true hibernation, which involves a drastic drop in body temperature and metabolism, and torpor, which is a state of reduced activity and metabolism without a significant drop in body temperature.
Type your answer here... it is hibernation
Animal hibernation is triggered by changes in environmental factors such as temperature and food availability. The decrease in daylight and temperature signals to animals that it is time to conserve energy by entering hibernation. Hormonal changes also play a role in regulating hibernation.
Hibernation is an annual ritual . Torpor is sleepiness in a similar way, but not necessarily hibernation.
The bear went into hibernation, then woke in spring.Most frogs and small mammals go into hibernation due to lack of food, or because they are unable to sustain their body heat