Diverse breeds of dogs exist today, from tiny ones like the Chihuahua to large ones like the Great Dane. But have you ever wondered when this incredible canine diversity first appeared? New ...

The dogs we know and love today are members of our families, but it took thousands of years for them to settle into that role. As the first domesticated species, dogs originated 15,000-30,000 years ...

Dogs began diversifying thousands of years earlier than previously believed, with clear differences in size and shape appearing over 11,000 years ago. A massive global analysis of ancient skulls shows ...