Aleksander Wojnarowski
Aleksander Wojnarowski voted up AnnNettie Paradise's answer

They have an eerie howling that can be heard for miles and that strikes fear in the listener. To the wolf this is simply a social activity of the pack—a form of communication. A wolf who has become separated during a hunt may climb a ridge and howl to attract other members of the pack. … Read more

Aleksander Wojnarowski
Aleksander Wojnarowski voted up John McCann's answer

The individual wolf has powerful jaws and the teeth of a carnivore; canines designed to grab and hold and carnassial designed to cut meat. The wolf, at least in North America, travels in a pack and would defend itself in a pack.  Three to ten wolves, depending on area pack size, would be a formidable … Read more