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The Mexican grizzly bear (Ursus arctos horribilis, formerly Ursus arctos nelsoni) [1] is an extinct population of the grizzly bear in the Southwestern United States and Mexico. The specimen later designated the holotype of U. a. nelsoni was shot by H. A. Cluff at Colonia Garcia, Chihuahua , in 1899. [ 2 ]
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.
Population of the grizzly bear (Ursus arctos horribilis) California Last recorded at Sequoia National Park in 1924. [32] Though once named as the subspecies U. a. californicus, DNA evidence shows that it is not different enough to warrant separate status. [33] Mexican grizzly bear: Population of the grizzly bear (Ursus arctos horribilis ...
The last California grizzly bear sighting was in 1924 and no specimens have been seen since. [29] 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]
Ursus arctos nelsoni – †Mexican grizzly bear, Mexican grey or silver bear; oso plateado in Spanish, pasini in Opata (extinct) The smallest North American subspecies; formerly from northern Mexico, including Chihuahua , Coahuila and Sonora , and the southwestern United States, including the southern regions of Arizona , New Mexico and Texas
The Mexican grizzly bear (Ursus arctos horribilis) is now thought to be extinct. The Mexican wolf (Canis lupus baileyi) was once common in the mountains but by the late 20th century was thought to be extinct in the wild. They were saved from extinction by a joint US-Mexican captive breeding program.
Mexican grizzly bear: Ursus arctos nelsoni Merriam, 1914: Brown bear (Ursus arctos) Carnivora: 1965 North America: California grizzly bear: Ursus arctos californicus Merriam, 1896: Brown bear (Ursus arctos) Carnivora: 1924 North America: Tarpan: Equus ferus ferus Boddaert, 1785: Wild horse (Equus ferus) Perissodactyla: 1909 Europe
Kodiak bear (U. a. middendorffi), the grizzly of Alaska's ABC islands, hybrid with the polar bear; Mainland grizzly (U. a. horribilis), representing most of North America; Mexican grizzly bear (Ursus arctos; formerly Ursus arctos nelsoni) is an extinct population of grizzly native to Mexico