grey wolves

The gray wolf has a larger natural distribution than any other mammal except humans. It formerly inhabited all of North America from Alaska and Arctic Canada south to central Mexico and was found in Europe and Asia southward to the Mediterranean Sea, the Arabian Peninsula, and parts of India and China. It lived in almost every type of habitat in the Northern Hemisphere. The gray wolf has been eliminated from much of its original range. …

…gestation period of about 63 days. The young are reared in a den which is normally a natural hole or a burrow, usually in a hillside. All the members of a pack care for the young, who are fed with meat regurgitated by their parents after a hunt. Juveniles remain with the pack until they reach sexual maturity at less than two years, after which they leave to search for a mate and establish new territories.