Through intensive breeding, humans have pushed breeds such as pug dogs and Persian cats to evolve with very similar skulls and ‘smushed’ faces, so they’re more similar to each other than they are to other dogs or cats.
Enhancing the lives of animals and their human companions
Through intensive breeding, humans have pushed breeds such as pug dogs and Persian cats to evolve with very similar skulls and ‘smushed’ faces, so they’re more similar to each other than they are to other dogs or cats.