"Meet Hudson, a hippo. Fran, an earthworm. And Jean, a lightbulb. They have one thing in common: a profound appreciation for rhinos. So, they form a Secret Rhino Appreciation Society, in which a key activity it wearing paper horns. (Sometimes this results in a fire. That's what happens when a lightbulb wears a paper horn.) But when they meet their first real, live rhino and ask her to do rhino-y things, she doesn't want to charge or snort -- she's...