I received a number of very interesting comments about my essay, and some got me to muse on how artificial selection imposed by humans past and present would give way to different forms of natural ...

Why are there big dogs like Great Danes and small dogs like Toy Poodles? Find out! Not all animal adaptations are because of a natural process. We have hundreds of different breeds of dogs because of ...

Dogs are our companions, but they're also living proof of artificial selection. Dogs have coevolved and adapted to live in a human world. Dr. Sarah Byosiere, a dog cognition researcher, walks through ...