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Hace 2 días · 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).
19 de abr. de 2024 · Learn about the polar bear, the largest and most powerful carnivore on land, that lives in the Arctic region and feeds on seals. Find out how climate change, hunting, and human activities affect its survival and conservation.
3 de may. de 2024 · Por qué el oso polar está en peligro de extinción. Entre las principales causas y amenazas que explican que los osos polares estén en peligro de extinción nos encontramos con la contaminación, las intrusiones humanas en el hábitat del animal, las modificaciones de su ecosistema y el cambio climático, por ejemplo.
9 de may. de 2024 · Polar Bears: Rulers of the Arctic Ice KingdomEmbark on an epic adventure to the frozen realm of the Arctic and discover the awe-inspiring Polar Bears, the un...
7 de may. de 2024 · Scientific name means "sea bear" Adapted to sea ice, spending only short periods on land; Thick fat layer and fur to stay warm in extreme Arctic temperatures; An experienced adult catches a seal every 4 to 5 days; Massive weight gain before denning sustains polar bears during extended fasting period (up to 8 months for pregnant females)
7 de may. de 2024 · Polar Bears diverged from one group of brown bears about 150,000 years ago, according to molecular evidence (Lindquist et al 2010; Lan et al. 2022) Modern polar bears rapidly expanded throughout the Arctic since the Late Pleistocene (Lindquist et al 2010) Fossil history.
7 de may. de 2024 · Polar Bear ( Ursus maritimus) Fact Sheet: Behavior & Ecology. Activity Cycle. Daily pattern. Most active during mid-day, except during the onset of spring hunting season when peak activity shifts to overnight (Ware et al. 2020) Amount of time spent hunting changes, depending on season and availability of seals.
