The Puzzle of the Platypus and Other Explorations of Science in Action

A research team uses an infrared video camera to find polar-bear dens under the snows of Alaska. Scientists teach dolphins how to play a game in order to study the dolphins' sonar. A researcher watches wild macaw parrots at a bend in southern Peru's Manu River. In this book, scientists travel the world to study eleven intriguing animal mysteries, including those of elephants, crows, wild horses, honey-guide birds, cliff swallows, and rattlesnakes. Introduction. Bibliography. Index. Full-color watercolor illustrations.