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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).
Warnings about the future of the polar bear are often contrasted with the fact that worldwide population estimates have increased over the past 50 years and are relatively stable today. [66] [67] Some estimates of the global population are around 5,000 to 10,000 in the early 1970s; [68] other estimates were 20,000 to 40,000 during the 1980s.
Ursus is a genus in the family Ursidae that includes the widely distributed brown bear, [3] the polar bear, [4] the American black bear, and the Asian black bear. The name is derived from the Latin ursus, meaning bear. [5] [6]
Polar bear fur is not actually white, but rather clear and hollow, the better to insulate them in icy waters and help them stay afloat. When exposed to the sun, these tubular hairs yellow slightly.
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 ]
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The polar bear population is estimated to be around 16,000 in Canada, which is more than 60% of the world’s population. The bears are said to be most active during the day and have a keen sense ...
Polar Bear is a 2022 American nature documentary film about polar bears directed by Alastair Fothergill and Jeff Wilson. Narrated by Catherine Keener, it is the sixteenth nature documentary to be released under the Disneynature label. The film was released as a Disney+ exclusive on Earth Day April 22, 2022.