Rock Doves are a type of dove that came from Europe. It is known as a pigeon. It is a common bird in cities around the world. It eats mainly bugs, seeds and anything that people give to it. When feeding they will gather together in swarms. There feces are a problem, it is corrosive and been known to damage building ledges, statues, and anything where it poops. They make a cuing call. They feed there children milk, making them the only species of bird that produce milk.