Canis

The dog has been reffered to as the humans best friend. In Naruto, dogs are used as nin-animals, and are the signature animal of the Inuzuka clan. Dog groups like Kakashi's Ninken group is a group of specialized tracking nin-dogs. The seamingly only speaking is Pakkun, the smallest dog in the group.

Nin-dogs:
 * Ninken
 * Haimaru Sankyodai
 * Akamaru
 * Pakkun
 * Kuromaru