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1. en.wikipedia.org › wiki › Polar_bearPolar bear - Wikipedia

   en.wikipedia.org › wiki › Polar_bear

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   2 giorni fa · 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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3. www.britannica.com › animal › polar-bearPolar bear | Description, Habitat, & Facts | Britannica

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   3 giorni fa · Polar bear, great white northern bear found throughout the Arctic region. The polar bear is the largest and most powerful carnivore on land, a title it shares with a subspecies of brown bear called the Kodiak bear. It has no natural predators and knows no fear of humans, making it an extremely dangerous animal.

   • Autore: The Editors of Encyclopaedia Britannica

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4. a-z-animals.com › animals › polar-bearPolar Bear - A-Z Animals

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   27 mag 2024 · The polar bear is a large species of bear that is found inhabiting the ice fields in the Arctic Ocean. It is the biggest species of bear in the world (with the exception of the Kodiak brown bears found in Alaska, which can reach similar sizes), with males often weighing in at around 1300 pounds.

5. www.britannica.com › animal › bearBear | Types, Habitat, & Facts | Britannica

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   22 mag 2024 · Bear, any of eight species of large short-tailed carnivores found in the Americas, Europe, and Asia. The sun bear is the smallest, often weighing less than 50 kg (110 pounds). The largest bear, and the largest land carnivore, is either the polar bear or the Kodiak bear; either can weigh up to 720 kg (1,600 pounds).

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6. www.nature.com › articles › s41598/024/62800-xThe geographic distribution, and the biotic and abiotic ... -...

   www.nature.com › articles › s41598/024/62800-x

   26 mag 2024 · We demonstrate that monitoring a sentinel species, the polar bear, could be a powerful tool in disease surveillance and highlight the need to better characterize pathogen distributions and ...

7. polarbearsinternational.org › news-mediaNews & Media | Polar Bears International

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   21 mag 2024 · News & Media | Polar Bears International. Photo: Daniel J. Cox. Keep up with our latest articles, press, and information on all things polar bears. Featured Articles. Here, you’ll be able to find articles on the bears, the Arctic, climate warming and more. Our Organization. Rebuilding the Cape Churchill Cams.

8. ielc.libguides.com › sdzg › factsheetsPolar Bear ( Ursus maritimus ) Fact Sheet: Taxonomy & History

   ielc.libguides.com › sdzg › factsheets

   7 mag 2024 · Polar Bears and Brown Bears ( U. arctos) comprise a sister group to Black Bears (Krause et al. 2008; Miller et al. 2012; Cronin et al. 2014) Also related to the extinct Cave Bear ( U. speleaus) (Krause et al. 2008; Agnarsson et al 2010) Lineages leading to the 6 distinct living bear species in Ursus radiated from a common ancestor 6. ...