Humans have bred dogs to look exactly the ways we want them to. We now have hundreds of breeds of dog, in all shapes and sizes. But at what cost?
This Is What 100 Years Of Selective Breeding Has Done To Dogs

Stephen Potvin
Video Writer/Editor
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© 2023 IFLScience. All Rights Reserved
© 2023 IFLScience. All Rights Reserved
Stephen Potvin
Video Writer/Editor
Humans have bred dogs to look exactly the ways we want them to. We now have hundreds of breeds of dog, in all shapes and sizes. But at what cost?