When do polar bears hibernate

Although their heart rate drops down from 46 to 27 beats per minute they are probably not as dead as rodents. Lately scientists have observed that summers in the Arctic appear to be longer than winters probably due to the global warming.

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What is her background? Male bears and non-pregnant females continue to roam and feed throughout the winter Q: Why do polar bears den in the wild? Q: Why do we provide the opportunity for polar bears to den in the zoo? Q: What is the difference between hibernating and denning? Q: What are some of the steps the polar bear team takes to prepare for denning? They usually enter this state in the winter because this is the time when food is scarce for the polar bears. When a female polar bear is going to have kids she builds a den in the ice which she stays in to have her cubs and tend to them after their birth.

Polar bear mothers often go eight months without food while living in the den she has built with her cubs. Female polar bears build these dens by scraping a tunnel in the snow and then digging out two chambers. Source: University at Buffalo. Search for:. Science Health Culture Environment. Share this Article.

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