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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).
It has evolved large hump muscles, unique among bears, and paws up to 21 cm (8.3 in) wide and 36 cm (14 in) long, to effectively dig through dirt. Its teeth are similar to those of other bears and reflect its dietary plasticity. Throughout the brown bear's range, it inhabits mainly forested habitats in elevations of up to 5,000 m (16,000 ft).
[110] [111] During hibernation, the bear's metabolism slows down, its body temperature decreases slightly, and its heart rate slows from a normal value of 55 to just 9 beats per minute. [112] Bears normally do not wake during their hibernation, and can go the entire period without eating, drinking, urinating, or defecating. [47]
The bear — which has apparently not been bestowed a name by the public — is not the first of its kind to be spotted around the woods. Locals believe the bear was born without front legs due to ...
Captive bear with cub at Tierpark Hagenbeck, Germany. The Kamchatka brown bear is the biggest brown bear in Eurasia, [3] with a body length of 2.4 m (7.9 ft) to 3 m (9.8 ft) tall on hind legs, and a weight up to at least 650 kg (1,430 lb).
The bear turns around and leaves the pair after the friend swipes away the paw. The video has over 4.4 million views on TikTok since it was posted in late July. What to do if you encounter a black ...
However, Arctodus, like other bears, was highly sexually dimorphic. Adult A. simus ranged between 300 and 950 kilograms (660 and 2,090 lb), with females clustering at ≤500 kilograms (1,100 lb), and males around 800 kilograms (1,800 lb). The largest males stood at 1.67 metres (5 ft 6 in) at the shoulder, and up to 3.4 metres (11 ft) tall on ...
Lighter Side. Politics. Science & Tech. ... That's a grizzly on the left. See the hump? That's one way to tell a difference between it and a black bear, which doesn't sport the hump behind the ...