"When Ellie and her friends plan a Halloween party for the Critter club, they realize a bat has gotten trapped inside the barn, so with the help of a wildlife vet the girls help return the bat to its home"--

Callie Barkley loves animals. As a young girl, she dreamed of getting a cat or dog of her own until she discovered she was allergic to most of them. It was around this time that she realized the world was full of all kinds of critters that could use some love. She now lives with her husband and two kids in Connecticut. They share their home with exactly ten fish and a very active ant farm.

Tracy Bishop has loved drawing since she was a little girl in Japan. She spends her time illustrating books, reading, and collecting pens. She lives with her husband, son, and hairy dog, named Harry, in San Jose, California.