April Pulley Sayre is the award-winning author of dozens of books, including MEET THE HOWLERS!; TURTLE, TURTLE, WATCH OUT!; and ONE IS A SNAIL, TEN IS A CRAB, an ALA Notable Book. She lives in South Bend, Indiana. 
Patricia Wynne is a well-known scientific illustrator whose art has been included in many collections and exhibited around the country. Her detailed illustrations have appeared in 90 books, including 
The Body Book, 
Tropical Rain Forest, and 
Hello, Bumblebee Bat, a Theodor Seuss Geisel Award Honor Book. Patricia lives in New York City.