Canis Lupis, the ancestor of all modern dogs. Want proof, look at your German Shephard
. This species lives mainly in North America, North Africa, Europe, and Asia. It was first domesticated in the Middle East almost 10,000 years ago. They generally hunt in packs, and thier diet consists of mostly large mammals such as deer. They will also eat birds, mice, fruit, large insects, and garbage.
The Gray Wolf is one of the most studied animals in the world.