What are some interesting facts about bear hibernation?

What are some interesting facts about bear hibernation?

Bears hibernate to conserve energy during winter when food is scarce. They can lose up to 30% of their body weight!

How long do bears typically hibernate?

Bears usually hibernate for about 5 to 7 months, depending on the species and environmental conditions.

Do all bear species hibernate?

Not all bear species hibernate. For example, polar bears do not hibernate in the same way, but pregnant females will den.

What happens to a bear's body during hibernation?

During hibernation, a bear's heart rate drops, metabolism slows, and they do not eat, drink, or urinate.

How do bears know when to wake up from hibernation?

Bears sense changes in temperature and daylight, which trigger their biological clock to wake them up.