The Great Apes Author:Robert Gray Here is a fascinating study of the great apes in their natural setting today. This book dispels many of the myths about apes and gives a trues, exciting portrait of the four families of modern apes-their habits, their likes and dislikes, and the dangers they face in their daily life. Not the least danger is the constant threat of extinction by t... more »he pressures and pollutions of civilization.« less