The origins of your dog's unique look may be older than you think

A new study finds that about half of the physical variation seen in modern dogs existed during the Stone Age.

The origins of your dog's unique look may be older than you think
Why the Hen Does Not Have Teeth Story Book

WHY THE HEN DOES NOT HAVE TEETH STORY BOOK

It’s an amazing story, composed out of imagination and rich with lessons. You’ll learn how to be morally upright, avoid immoral things, and understand how words can make or destroy peace and harmony.

Click the image to get your copy!

Why the Hen Does Not Have Teeth Story Book

WHY THE HEN DOES NOT HAVE TEETH STORY BOOK

It’s an amazing story, composed out of imagination and rich with lessons. You’ll learn how to be morally upright, avoid immoral things, and understand how words can make or destroy peace and harmony.

Click the image to get your copy!

Why the Hen Does Not Have Teeth Story Book

WHY THE HEN DOES NOT HAVE TEETH STORY BOOK

It’s an amazing story, composed out of imagination and rich with lessons. You’ll learn how to be morally upright, avoid immoral things, and understand how words can make or destroy peace and harmony.

Click the image to get your copy!

Modern dogs come in all shapes and sizes. A new study finds they started evolving much of that physical diversity thousands of years ago.

A new study finds that about half of the physical variation seen in modern dogs existed during the Stone Age.

(Image credit: Stephanie Keith)

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