Canis lupus baileyi

Smallest of the Gray Wolf subspecies, Mexican Gray Wolves are 54 to 66 inches in length from snout to tail, and their weight is 50 to 90 pounds (22 to 40 kg). Their coat is a varied mixture of tan, red, white, and black fur. They are generally light in color on their lower muzzle, chest, and underbelly, while their head, shoulders and back are darker in color.