Grey wolves can run at speeds of up to 37 mph. There structure and anatomy help them live and survive through their habitat. They are at the top of the food chain in the wild. The grey wolf has many characteristics, too. There structure and anatomy is different than other wolves. The gray wolf is also called the Timber wolf. They come in many colors including grey, black and white. Its length is 50-70 inches from nose to tail and 27-32 inches from shoulder to shoulder. It has 42 teeth for ripping through flesh. They are endangered because habitat loss and humans kill them. The weigh 75-125 pounds and males are larger than female with the weight of 175 pounds. Its fur is as long as 2-2.5 inches. These characteristics help wolves
