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  1. 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 …

  2. How Hibernation Works - HowStuffWorks

    May 28, 2024 · 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.

  3. Hibernation | Winter Sleep, Torpor & Adaptation | Britannica

    Nov 7, 2025 · Hibernation, a state of greatly reduced metabolic activity and lowered body temperature adopted by certain mammals as an adaptation to adverse winter conditions.

  4. Hibernation: Nature’s Nap Time - U.S. National Park Service

    Sep 13, 2021 · 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 …

  5. Some Animals Don’t Actually Sleep for the Winter, and ... - Education

    Sep 6, 2024 · 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 …

  6. What is hibernation, how does it work, and which animals do it?

    Mar 28, 2022 · 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 …

  7. What Is Hibernation and How Do Animals Do It? - Biology Insights

    Aug 5, 2025 · Hibernation is a specialized biological state allowing certain animals to survive periods of environmental hardship. It involves a profound reduction in metabolic activity and is …

  8. Hibernation Explained: How Animals Survive Winter | AMNH

    Jan 31, 2017 · Discover the science behind hibernation, exploring how animals conserve energy and survive extreme winter conditions.

  9. The Mystery of Animal Hibernation at the Genetic Level

    Jul 30, 2025 · In this article, we journey into the heart of this mystery—exploring how genes and regulatory networks prepare animals for hibernation, protect them during it, and bring them …

  10. Not just sleep: all about hibernation - Curious

    Hibernation is a way animals conserve energy to survive adverse weather conditions or lack of food. It involves physiological changes such as a drop in body temperature and slowed …