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The polar bear (Ursus maritimus) is a large bear native to the Arctic and nearby areas. It is closely related to the brown bear, and the two species can interbreed.The polar bear is the largest extant species of bear and land carnivore, with adult males weighing 300–800 kg (660–1,760 lb).
The key danger for polar bears posed by the effects of climate change is malnutrition or starvation due to habitat loss.Polar bears hunt seals from a platform of sea ice. Rising temperatures cause the sea ice to melt earlier in the year, driving the bears to shore before they have built sufficient fat reserves to survive the period of scarce food in the late summer and early fall.
Polar bear feeding on a seal on an ice floe north of Svalbard, Norway. It is the most carnivorous species. The sloth bear is not as specialized as polar bears and the panda, has lost several front teeth usually seen in bears, and developed a long, suctioning tongue to feed on the ants, termites, and other burrowing insects
Polar bears are one of the most majestic, yet fearsome animals on the planet. The largest living species of bear and the largest land carnivore, the polar bear is closely related to the brown bear.
Brown bears will also commonly consume animal matter, which in summer and autumn may regularly be in the form of insects, larvae such as grubs and including beehives.Most insects eaten are of the highly social variety found in colonial nests, which provide a likely greater quantity of food, although they will also tear apart rotten logs on the forest floor, turn over rocks or simply dig in ...
Bear cubs rehabilitated: Orphaned bears released back into the wild Don't feed the bears They will also chow down on any human food they can find, that includes trash and other food left out for ...
Polar bear are a primary source of food for Inuit. [citation needed] Polar bear meat is usually baked or boiled in a soup or stew. It is never eaten raw. Polar bear liver is inedible, as it contains large amounts of vitamin A and is highly toxic. [10] Bear meat, with its greasy, coarse texture and sweet flavor, has tended to receive mixed reviews.
At the top of the food chain are the bears. Alaska contains about 70% of the total North American brown bear population and the majority of the grizzly bears, as well as black bears and Kodiak bears. In winter, polar bears can be found in the Kuskokwim Delta, St. Matthew Island, and at the southernmost portion of St. Lawrence Island.