Caption:
Cinereous vulture, Aegypius monachus 1, Egyptian vulture, Neophron percnopterus 2, bald eagle, Haliaeetus leucocephalus 3, Turkey vulture, Cathartes aura 4, secretary bird, Sagittarius serpentarius 5, and Maltese vulture, Vultur fuscus (Neophron percnopterus) 6. Handcoloured copperplate engraving from Bertuch's "Bilderbuch fur Kinder" (Picture Book for Children), Weimar, 1798. Friedrich Johann Bertuch (1747-1822) was a German publisher and man of arts most famous for his 12-volume encyclopedia for children illustrated with 1,200 engraved plates on natural history, science, costume, mythology, etc., published from 1790-1830.