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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).
Polar bears rely on sea ice to hunt mainly ringed and bearded seals. According to the study, footage from the cameras showed that climate warming is melting that sea ice, and polar bears are ...
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.
Taylor has published over 5150 scientific papers on polar-bear-related topics, and he has worked in the field on most of the world's polar bear populations. He was a coauthor of the 2008 Committee on the Status of Endangered Wildlife in Canada (COSEWIC) Assessment and Update Status Report for polar bears. From 2004 to 2008, he was also manager ...
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.
The Western Hudson Bay polar bears are off the ice for a month longer than their parents and grandparents. That hurts their hunting and ability to have healthy cubs that make it to adulthood.
Global warming is reducing sea-ice and this phenomenon forces polar bears to come to land in order to find new sources of food". [3] Liz Greengrass, a director at the UK animal conservation charity Born Free Foundation told CNN that seals are the most popular food for polar bears, but global warming is shrinking their environment, so polar ...
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