From palm-sized Chihuahuas to Great Danes that could pass for small horses, dogs today come in more shapes than any other mammal species on Earth. We often chalk that up to modern breeding that began ...

Who said it first, no one knows. But Frederick the Great, warrior ruler and enlightened despot of 18th-century Prussia, said it well. “The only, absolute and best friend a man has, in this selfish ...

Dogs were the first domesticated animals and have been an ever-present part of humanity since that time. Yet, we know very little about how this relationship began. When were dogs domesticated and how ...