The Mexican wolf is the smallest of North America's gray wolf subspecies, weighing 50–80 lb (23–36 kg) with an average height of 28–32 in (710–810 mm) and an average length of 5.5 ft (1.7 m). It is similar to the Great Plain… See more

The Mexican wolf was first described as a distinct subspecies in 1929 by Edward Nelson and Edward Goldman on account of its small size, narrow skull and dark pelt. This wolf is recognized as a subspecies of Canis lupu… See more