Mervin the Sloth Is about to Do the Best Thing in the World

Mervin the Sloth is about to do the best thing in the world. Can you guess what it is? "Flying!" says the bird. "Gazelling!" says the gazelle. "Digging!" says the prairie dog. Hurry up, Mervin! But Mervin moves so slowly. Are you patient enough to wait? No? Turn the page!