"Butt-sniffing dogs. Terrified tarantulas. Canaries with invisible force fields? Yep--it turns out our pets experience the world in totally different ways than we do. Unlock some of your nonhuman family members' wildest behaviors in this hilarious (and sometimes shiver-worthy) illustrated guide to their secret lives, complete with exciting interviews with the scientists who research them. From fierce hamster stink wars to the hidden wild side of Bubbles...