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The wolf (Canis lupus; [b] pl.: wolves), also known as the grey wolf or gray wolf, is a canine native to Eurasia and North America. More than thirty subspecies of Canis lupus have been recognized, including the dog and dingo , though grey wolves, as popularly understood, only comprise naturally-occurring wild subspecies.
The Eurasian wolf (Canis lupus lupus), also known as the common wolf, [3] is a subspecies of grey wolf native to Europe and Asia. It was once widespread throughout Eurasia prior to the Middle Ages . Aside from an extensive paleontological record, Indo-European languages typically have several words for "wolf", thus attesting to the animal's ...
Northwestern wolves are one of the largest subspecies of wolves. In British Columbia, Canada, five adult females averaged 42.5 kg or 93.6 lbs with a range of 85 lbs to 100 lbs (38.6 - 45.4 kg) and ten adult males averaged 112.2 lbs or 51.7 kg with a range of 105 lbs to 135 lbs (47.6 - 61.2 kg), with a weight range for all adults of 38.6 kg to 61.2 kg (85 - 135 lbs). [9]
The eastern wolf (Canis lycaon [5] or Canis lupus lycaon [6] [7]), also known as the timber wolf, [8] Algonquin wolf and eastern timber wolf, [9] is a canine of debated taxonomy native to the Great Lakes region and southeastern Canada.
However, a 1971 study compared the cerebellum within the brain of six Canis species and found that the cerebellum of the red wolf indicated a distinct species, was closest to that of the gray wolf, but in contrast indicated some characteristics that were more primitive than those found in any of the other Canis species. [90]
Since 1973, the gray wolf has been on and off the federal government's endangered species list. When the wolves are on the list, advocates say the protections help wolves' place in the natural ...
Illustration of a Pleistocene wolf cranium that was found in Kents Cavern, Torquay, England [1]. It is widely agreed that the evolutionary lineage of the grey wolf can be traced back 2 million years to the Early Pleistocene species Canis etruscus, and its successor the Middle Pleistocene Canis mosbachensis.
The wolf has a height of 85 cm (33.5 in) [citation needed] and a length between 150 and 196 cm (59 and 77 in) [citation needed] with an average male weight of 56.3 kilograms (124 lb) and for females 38.5 kilograms (85 lb).