Dogs have been living with humans for about 12,000 years—about twice as long as cats have. In that time, dogs have changed a lot from their wolf ancestors. Like many domestic animals, adult dogs keep the look of youngsters, with big heads and round eyes. They have lost their killer instincts and learned to like human company.
They are cute, social, and trusting. These changes help them fit into a life with humans.
But cats are, well, different.
Although cats are happy to live in human houses and eat our food, they have stayed more like their wild relatives than have dogs, cattle, horses, or sheep. So how did these little tigers move into the living room?
It’s a Cat’s Life
Felids—as scientists call members of the cat family—are very…
