"This hilarious picture book examines the way animals use their brainpower for survival in the wild and encourages readers to rank animals based on their intellectual prowess"--

Did you know manatees swim using farts? Or that herrings communicate by passing gas? Butts are used for breathing, eating, swimming, talking, and even killing in the animal kingdom. Focusing on ten different animals and their derrières, and offering fun facts about their origin, habitat, and "posterior power," this hilarious book captures the wonder of our ecosystem. Which animal has the coolest butt power? That's up to you to decide!