Dog food today
On the other hand, in the mix selective breeding, different ancestral lines mate to promote a combination of breeds. As a result of the selective dog breeding, there is a wide variety of dog breeds. In the recent years, you can find huge variations in different dog breeds like the characteristics of Chihuahua are totally different from characteristics of Great Dane. All dog breeds are recorded in three categories which include registered dog breeds, rare dog breeds and new dog breeds. On the functional basis there are seven categories of the dog breeds including; Companion dogs, Guard dogs, Hunting dogs, Pastoral dogs, Sled dogs, Extinct dogs, Hypoallergenic breeds and Police dog breeds.