u003cbu003eFrom author-illustrator duo Adam Rex and Mac Barnett comes a wacky picture book thats sure to keep you on your toes. u003c/bu003eu003cbru003eu003cbru003eWhats got soft hair, hard teeth, and ears that do a flop?u003cbru003e Can you guess?u003cbru003e Are you sure?u003cbru003e u003cbru003eWell, guess again!