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The elk (pl.: elk or elks; Cervus canadensis) or wapiti, is the second largest species within the deer family, Cervidae, and one of the largest terrestrial mammals in its native range of North America and Central and East Asia.
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The eastern elk (Cervus canadensis canadensis) is an extinct subspecies or distinct population of elk that inhabited the northern and eastern United States, and southern Canada. The last eastern elk was shot in Pennsylvania on September 1, 1877. [1] [2] The subspecies was declared extinct by the United States Fish and Wildlife Service in 1880. [3]
The Rocky Mountain elk was reintroduced in 1913 to Colorado from Wyoming after the near extinction of the regional herds. While overhunting is a significant contributing factor, the elk's near extinction is mainly attributed to human encroachment and destruction of their natural habitats and migratory corridors.
The elk herd survives the hard winters of Jackson Hole through a supplementary feeding program [1] and a lottery-based, permitted hunting program. [2] The elk have antlers which are shed each year- the Boy Scouts of America have been collecting the antlers under permit since 1968 [3] and selling them at auction, under agreement that 75% of the proceeds are returned to the refuge, where they ...
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A cow/calf winter herd is a herd that consists only of female elk and their young. In a normal winter, defined as one where there is a decent amount of snow fall, one study found that when the groups of cows and calves were safe from predation by wolves, about 75.6-83.0% of their diet was made up of graze whereas when wolves were present this number dropped to 61.6-69.4%. [3]
Diagrams of hand skeletons of various mammals, left to right: orangutan, dog, pig, cow, tapir, and horse. Highlighted are the even-toed ungulates pig and cow. In even-toed ungulates, the bones of the stylopodium (upper arm or thigh bone) and zygopodiums (tibia and fibula) are usually elongated. The muscles of the limbs are predominantly ...