Do Polar Bears Hibernate

But the polar bears hibernation does not mean a continuous sleep. Do polar bears hibernate. They just enter into a specialized winter dormancy.

do polar bears hibernate

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How Do Polar Bears Survive The Cold

Polar bears remain inactive for as long as 4 5 months in a year.

Do polar bears hibernate.

This is mainly because during bear hibernation bears do do not experience as big a drop in internal temperature as other animals.
Although their heart rate drops down from 46 to 27 beats per minute they are probably not as dead as rodents.
Polar bears do not go into deep hibernation and few researchers use the term dormancy to explain the dormant state.
True hibernators experience a marked drop in heart rate and body temperature and generally stay for a long period in a den.

But polar bears dont hibernate in the strict sense of the word.
Black and grizzly bears unlike polar bears are true hibernators.
But the same isnt true for polar bears.
While polar bears do not enter a proper state of hibernation other species of bear do.

Polar bears do not hibernate and remain active throughout the year.
Polar bears probably do not hibernate in a way they do.
Why polar bears dont need to hibernate.
The low metabolism rate is vital for the pregnant females to conserve energy.

Only pregnant polar bears den up for the colder months.
Adult males and non pregnant females dont den up at all.
Bears hibernate in the winter and gorge themselves from spring to fall.
This is little different from natural hibernation.

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Polar bears do not hibernate except pregnant females but hunt throughout the year for fish seals and walruses.
Brown and black bears hibernate during winter to conserve energy and stay warm.
During hibernation the body temperature of polar bears fairly drops from the usual temperature of 986 degree fahrenheit.

Polar bear hibernation does not occur like black bear or grizzly bear hibernation.
However bear hibernation is believed to be very different from the hibernation of other animals.