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- Adult polar bears have no natural predators, though walruses and wolves can kill them. Longevity in the wild is 25 to 30 years, but in captivity several polar bears have lived to more than 35 years old. Humans probably cause most polar bear deaths, by hunting and by destroying problem animals near settlements.
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As top predators, polar bears are exposed to high levels of pollutants through their food. The popular image is of polar bears living in a pure, frozen wilderness is misleading. The Arctic food chain contains high levels of some toxic chemicals. How do toxic chemicals affect polar bears?
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Feb 23, 2024 · While they are apex predators in their range, polar bears are not the most dangerous animal on the planet. Today, we’re going to look at 5 animals fierce enough to kill a polar bear. We will show you what creatures could successfully kill a polar bear either on water or on the land.
Oct 9, 2023 · Much of the eating of polar bears is done by the males, in different instances, and for various reasons. Unfortunately, females and cubs are most vulnerable to these attacks. However, besides their species, other polar bear predators include wolves, killer whales, and humans foremost.
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As top predators, polar bears are exposed to high levels of pollutants through their food. The popular image is of polar bears living in a pure, frozen wilderness is misleading. The Arctic food chain contains high levels of some toxic chemicals.
May 16, 2018 · SCIENCE. Where the Doomed, Beloved Polar Bear Is Still a Dangerous Predator. A grassroots guard in Alaska works to keep people safe from bears, while also keeping bears safe from people. Eva...
The polar bear’s natural environment may seem white and pristine—far removed from the pollution in major cities and industrial areas. But in reality, polar bears in some parts of the Arctic can carry surprisingly high loads of toxic chemicals. Why?
Polar bear. Polar bears are the largest terrestrial carnivore in the world and can weigh up to 800kg (that’s around 9 people!) Polar bears depend on sea ice to travel, hunt seals, and find mates. As sea-ice decreases, many will be forced to travel further for food and spend more time on land.
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/07/99/07990e94-73ff-465e-85e2-8a4eb6d5632b/cwn53c.jpg&q=What%20animals%20that%20can%20hurt%20polar%20bears?&ck=C684A664A671995AFE82A434D1AC5DB2&idpp=rc&idpview=singleimage&form=rc2idp "What animals that can hurt polar bears?4")
