The best dog breeds in the world and rare and exotic breeds in 2021 WHAT IS A DOG? The evolution of the dog from wild predator to domestic companion has been greatly influenced by human intervention. It has taken just a few hundred years to produce seemingly endless variations on the canine theme – but planned breeding has not removed the basic characteristics of the dog’s ancestor, the wolf. Dogs are social animals what is the dog breed in 2021. what are the 7 types of dogs. what are the 5 most popular dogs. how many breeds of dog are there. top most popular dog. dog breeds in the world. popular dog breeds in the world Breeds and breed groups Although many distinct varieties of dog were recognized on function, but no two sys tems are exactly the same. Both earlier, until the early 20th century their breeding was not the UK and American Kennel Clubs recognize seven groups, necessarily strictly controlled. When dog breeders started to while the FCI has ten. The nu...