Hibernation - Wikipedia
Hibernation is a seasonal heterothermy characterized by low body-temperature, slow breathing and heart-rate, and low metabolic rate. It is most commonly used to pass through winter months – called overwintering.
How Hibernation Works - HowStuffWorks
2024年5月28日 · Hibernation is a state where animals significantly reduce their metabolic rate, body temperature, heart rate and breathing to conserve energy during periods when food is scarce. Unlike sleep, which is primarily a mental change, hibernation involves drastic physiological changes, and waking a hibernating animal can be fatal due to the high ...
Hibernation: Nature’s Nap Time - U.S. National Park Service
While hibernation is often used to describe any animal that goes into dormancy in the winter, there are three very specific requirements for an animal to be considered a true hibernator: reduced metabolism, slower heart rate, and lowered body temperature.
Hibernation | Winter Sleep, Torpor & Adaptation | Britannica
2024年11月27日 · Hibernation, a state of greatly reduced metabolic activity and lowered body temperature adopted by certain mammals as an adaptation to adverse winter conditions. A brief treatment of hibernation follows.
Some Animals Don’t Actually Sleep for the Winter, and ... - Education
2024年9月6日 · Despite what you may have heard, species that hibernate don’t “sleep” during the winter. Hibernation is an extended form of torpor, a state where metabolism is depressed to less than five percent of normal.
What is hibernation, how does it work, and which animals do it?
Hibernation is a way for many creatures – from butterflies to bats – to survive cold, dark winters without having to forage for food or migrate to somewhere warmer. Instead, they turn down …
10 fascinating facts about hibernation - National Geographic Kids
Snuggle up with these super hibernation facts Animals that hibernate seem to have the right idea: Find a cosy burrow, head indoors, and catch some Zzz’s until spring returns. Or do they?
Animals Don't Actually Sleep for the Winter and Other Surprises …
2017年10月11日 · Despite what you may have heard, species that hibernate don’t “sleep” during the winter. Hibernation is an extended form of torpor, a state where metabolism is depressed to less than five percent...
All You Need To Know About Hibernation - WorldAtlas
2019年12月23日 · Hibernation refers to the state of reduced metabolic activity of an organism, which is associated with lowered body temperature, and certain types of animals assume hibernation as a way of adapting to adverse and severe winter conditions.
Understanding Hibernation - Scientific American
2000年9月22日 · Before descending into a long winter's nap, a mammal's body temperature falls to near freezing. During hibernation, the creature periodically wakes up, warms up and sinks back into its chilly...