In the middle of saving the city, a superhero is asked to keep an eye on her little brother.

"Just like people, animals have their own sleep routines--but in the wild, these bedtime habits are a little wackier than the teeth brushing and pj-donning that you're used to. Maria Birmingham's latest book project, Snooze-O-Rama, draws playful comparisons between the ways humans and animals sleep, bringing a new angle of interest to an aspect of children's daily routines that they might otherwise take for granted. Each animal snooze fact is prompted...