Roger Tory Peterson

ntroduction Since birds, like men, are largely diurnal creatures and share with us the familiar daytime world of color and sound, our association with them is, not surprisingly, a long and intimate one. Man has always had a double interest in birds—on the one hand esthetic, personal,...

Introduction Since birds, like men, are largely diurnal creatures and share with us the familiar day-time world of colour and sound, our association with them is, not surprisingly, a long and intimate one. Man has always had a double interest in birds—on the one hand aesthetic, personal,...