"Scientists use camera-trap technology to study woolly monkeys in the Manâu Biosphere Reserve. These camera traps helped scientists discover information about the woolly monkeys' diet, behavior, and habitat. Known as the rainforest's gardeners, their activities and behaviors are essential to the survival of the trees and animals in the rainforest"--Publisher marketing.

Sandra Markle is the author of numerous award-winning books for children. A former elementary science teacher, she is a nationally-known science education consultant. Markle has received many honors for her series Animal Predators, Animal Scavengers, and Animal Prey. Several titles have been named as National Science Teachers Association (NSTA)/Children's Book Council (CBC) Outstanding Science Trade Books for Students K-12, and Animal Predators was honored as a Top 10 Youth Nonfiction Series by Booklist.
Over 500 schools participate in Markle's Book Explorers program which provides free resource-packed emails and classroom activities. Markle lives in Lakewood Ranch, Florida with her husband, photographer Skip Jeffery.