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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).
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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 polar bear alert team's vehicles are gathering outside, trying to move a bear away from town. "If climate change continues," muses Tee's classmate Charlie, "the polar bears might just stop ...
The use of spatial data from the IUCN Red List web site to produce species distribution maps is subject to the Attribution-Share Alike Creative Commons License.In short: you are free to distribute and modify the file as long as you attribute its authors and the IUCN Red List
At the north end is the 266,000-gallon polar bear pool and underwater window, one of the largest polar bear habitats in the world. The zoo received two polar bears, brother and sister Lee and Anana, in 2001, but currently only Anana remains, as Lee was sent to the Detroit Zoo to assist in a breeding program. [ 74 ]
This bear is wearing a tracking collar. Hast said he believes the bear seen in southern Illinois this month came from Kentucky. Kentucky has about 1,500 black bears, mostly in the mountainous ...
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