THE VISUAL CLIFF'S FORGOTTEN MENAGERIE: RATS, GOATS, BABIES, AND MYTH‐MAKING IN THE HISTORY OF PSYCHOLOGY

Eleanor Gibson and Richard Walk's famous visual cliff experiment is one of psychology's classic studies, included in most introductory textbooks. Yet the famous version which centers on babies is actually a simplification, the result of disciplinary myth‐making. In fact the visual cliff's first subjects were rats, and a wide range of animals were tested on the cliff, including chicks, turtles, lambs, kid goats, pigs, kittens, dogs, and monkeys....