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Tardigrade anatomy [3]. Tardigrades have a short plump body with four pairs of hollow unjointed legs. Most range from 0.1 to 0.5 mm (0.004 to 0.02 in) in length, although the largest species may reach 1.3 mm (0.051 in).
Bear habitats are generally forests, though some species can be found in grassland and savana regions, and the polar bear lives in arctic and aquatic habitats. Most bears are 1.2–2 m (4–7 ft) long, plus a 3–20 cm (1–8 in) tail, though the polar bear is 2.2–2.44 m (7–8 ft) long, and some subspecies of brown bear can be up to 2.8 m (9 ...
The following are two lists of animals ordered by the size of their nervous system. ... (fresh-water polyp) 5,600 [15] Megaphragma mymaripenne: ... Brown bear: 9.586 ...
The polar bear is the largest living species of bear and land carnivore, though some brown bear subspecies like the Kodiak bear can rival it in size. [31] [32] Males are generally 200–250 cm (6.6–8.2 ft) long with a weight of 300–800 kg (660–1,760 lb).
The grizzly bear (Ursus arctos horribilis), also known as the North American brown bear or simply grizzly, is a population or subspecies [4] of the brown bear inhabiting North America. In addition to the mainland grizzly ( Ursus arctos horribilis ), other morphological forms of brown bear in North America are sometimes identified as grizzly bears.
The latter bear, from Western Russia, reportedly measured just under 2.5 m (8 ft 2 in) in head-and-body length. [62] An Ussuri brown bear of Hokkaido, a relatively small-bodied population, in the snow. In Eurasia, the size of bears roughly increases from the west to the east, with the largest bears there native to Eastern Russia. [63]
The bear family includes the most massive extant terrestrial members of the order Carnivora. [a] The polar bear is considered to be the largest extant species, [42] with adult males weighing 350–700 kg (770–1,540 lb) and measuring 2.4–3 m (7 ft 10 in – 9 ft 10 in) in total length. [43]
This is an accepted version of this page This is the latest accepted revision, reviewed on 10 January 2025. Largest subspecies of brown bears/grizzly bears "Alaskan brown bear" redirects here. Not to be confused with Alaska Peninsula brown bear. This article may be in need of reorganization to comply with Wikipedia's layout guidelines. Please help by editing the article to make improvements to ...