From the creator of the "New York Times" bestsellers "Heads" and "Dog." Oink, cluck, squeak, moo . . . cock-a-doodle-doo Ingeniously designed flaps and pull tabs, accompanied by pettable textures, offer a flock of interactive fun in this innovative introduction to the habits and distinctive voices of seven species of barnyard residents. Toddlers will delight in identifying and imitating each critter