Written by: Jocelyn Rish.

Illustrated by: David Creighton-Pester.

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! From GoodReads.)

Credit: Facebook discussion on Inappropriate / Gross Out / Butt storytime books.