. . "Einführung" . . . . . . . . . . . . . "Raptors the birds of prey" . "Illustrated study of day-flying birds of prey, a classification that includes hawks, eagles, falcons, and vultures, exploring their physical and evolutionary attributes, details of their ecology and natural history, history and techniques of conservation, and their influence on human lives and cultures." . "Raptors the birds of prey"@en . . "Raptors : the birds of prey" . "Raptors : the birds of prey"@en . . . . . . . . . . . "Greifvögel Einführung." . . "Roofvogels." . . "Greifvögel." . . "Rapaces." . .