Critter condos & pleasure palaces for pets Most pet owners keep at least two different types of animals-dogs and cats are the most common pairings-and a surprisingly large number keep even more animals. Domestic birds; pet rabbits, mice and other rodents; ferrets, snakes, turtles-some people may even raise a goat or potbellied pig or two. On top of this, most lovers of domestic pets are also are enthusiastic supporters of wildlife. feeding birds and...