The dog (Canis familiaris or Canis lupus familiaris) is a domesticated descendant of wolves. Also called the domestic dog, it was selectively bred during the Late Pleistocene by hunter-gatherers. Dogs and …

3 days ago · What is a dog? A dog is a domesticated mammal of the family Canidae and the order Carnivora. Its scientific name is Canis lupus familiaris. Dogs are a subspecies of the gray wolf, and …

As humans became more sophisticated, so did their dogs. Eventually, there emerged specific breeds of dogs, custom-bred to suit the breeders’ local needs and circumstances.

May 30, 2025 · Explore over 200+ types of dogs, detailing their size, temperament, and purpose to help you find the perfect canine companion for your lifestyle.

All dogs descend from a species of wolf, but not the gray wolf (Canis lupus), like many people assume. In fact, DNA evidence suggests that the now-extinct wolf ancestor to modern dogs was...

Get to know how today’s domestic dogs evolved from wolves, how to protect your dogs during a disaster, and the important roles dogs play in modern society.

As time went on, humans bred dogs to achieve a wide variety of tasks and to be companion animals. Today, there are hundreds of breeds that vary widely in size, shape, color, and temperament.

Dogs were domesticated from wolves around 15,000 years ago. New evidence suggests that dogs were first domesticated in East Asia, possibly China. Over time, the dog has developed into hundreds of …

Find cats & dogs for adoption today! Through the Petco Foundation, we have helped over 5 million pets find new homes all across the country. Discover your next companion online and adopt in a Petco …

Find out which dog breed is the right fit for you and your home with Petfinder.