The main prey would be caribou, elk, white tail deer, moose and some wolves hunt rabbits or smaller prey. There is an alpha male and alpha female, they are in charge of the pack. They are also the only pair allowed to breed. The beta wolves' are in second position and finally the omega wolf is the lowest position within the pack. It varies on the territory anywhere from 2 to 20 animals.
Packs are larger in Canada and Alaska.