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Hace 1 día · 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).
3 de may. de 2024 · Por Marina Gago. Actualizado: 3 mayo 2024. El oso polar está en peligro de extinción, ya hace tiempo que los expertos vienen alertando de la problemática a la que se enfrenta a esta especie, pero no fue hasta 2008 cuando Estados Unidos decidió incluir al oso polar u oso blanco en su lista de animales en peligro de extinción.
22 de may. de 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).
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 · 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 · Genus: Ursus — bears. Species: Ursus maritimus — polar bear, white bear, sea bear. Head/Body Length. Female: 200 cm (6 ft) Male: 250 cm (8.2 ft) Tail Length. 76–127 mm (3–5 in) Weight. Female: typically 150–350 kg (330–770 lb) Male: typically 350–650 kg (775–1,430 lb); very large males can weigh to 800 kg (1,760 lb ...
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.
