What do Persian cats, Pekingese dogs and pugs have in common? They all share a dramatically distorted skull, with a flat, round face and a nose pushed up between their eyes. This unnatural morphology ...

There’s a reason why your dog will scarf down a cookie while your cat turns up its nose—and it’s all in the genes, say scientists. A blue Persian cat stares intensely at goldfish in a bowl in a photo ...