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The brown bear (Ursus arctos) is a large bear native to Eurasia and North America. Of the land carnivorans, it is rivaled in size only by its closest relative, the polar bear, which is much less variable in size and slightly bigger on average. The brown bear is a sexually dimorphic species, as adult males are larger and more compactly built ...
The Eurasian brown bear has brown fur, which ranges from yellowish-brown to dark brown, red-brown, and almost black in some cases; albinism has also been recorded. [4] The fur is dense to varying degrees and the hair can grow up to 10 cm (3.9 in) in length.
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).
Brown bear size, most often measured in body mass, is highly variable and is correlated to extent of food access. Therefore, bears whose range in areas with access to openings, cover, and moisture or water are on average larger, whereas those bears that range into enclosed forested areas or arid, sparsely vegetated regions, both of which tend to be suboptimal foraging habitat for brown bears ...
A small brown bear population once lived in the northern parts of Mexico, New Mexico, and Arizona. [30] This population is now extinct as the last known Mexican grizzly bear was shot in 1976. [31] These bears were smaller and lighter than the Canadian and United States brown bear population.
The Himalayan brown bear (Ursus arctos isabellinus), also known as the Himalayan red bear or isabelline bear, is a subspecies of the brown bear occurring in the western Himalayas. It is the largest mammal in the region, males reaching up to 2.2 m (7 ft 3 in) long, while females are a little smaller.
A broad view of the National Park of Abruzzo. The Marsican brown bear (Ursus arctos arctos, [3] formerly Ursus arctos marsicanus), also known as the Apennine brown bear, and orso bruno marsicano in Italian, is a critically endangered [4] population of the Eurasian brown bear, with a range restricted to the Parco Nazionale d'Abruzzo, Lazio e Molise, and the surrounding region in Italy.
The Cantabrian brown bear, Iberian brown bear, or Iberian bear (formerly Ursus arctos pyrenaicus) is a population of Eurasian brown bears (Ursus arctos arctos) living in the Cantabrian Mountains of Spain. In Spain, it is known as the Oso pardo cantábrico and, more locally, in Asturias as Osu. It is timid and will avoid human contact whenever ...