Man feeding a crocodile, illustration
Lion and crocodile in confrontation, illustration
Gracilisuchus prehistoric crocodile
Tiger and crocodile, 19th century
The Elephant's Child, illustration
Crocodile hunt, artwork
Crocodile teeth, illustration
Animal family tree, illustration
Prehistoric crocodile attacking its prey, illustration
Rabbit thumping on the ground, illustration
Kaprosuchus prehistoric crocodiles
Kaprosuchus prehistoric crocodile, illustration
Prehistoric crocodile, illustration
Archelon prehistoric sea turtle, illustration
Teleosaurus prehistoric crocodile
Pelagosaurus prehistoric crocodiles, illustration
Paludidraco aquatic reptile filter-feeding, illustration
Evolution of reptiles, 19th Century conceptual image
Geologic periods, 19th Century illustration
Giant brown frog with webbed feet, illustration
Water monitor, 19th Century illustration
Spanish psammodromus, illustration
Huias, artwork
California condor, 19th century illustration
Griffon vulture, 19th century illustration
Snake, 18th century artwork
Types of reptilian hearts: lizard, snake, crocodile, and turtle.
Grass snake, 19th Century illustration
Iguana and green lizard, illustration
Boa constrictor, illustration
Horned viper, illustration
Coral snake, 19th Century illustration
Cobra, 19th Century illustration
Snakes and lizards, 19th century
Ring-tailed iguana, 19th century artwork
Chuck-will's widow birds, artwork
Green sea turtle, 19th century
Tortoises, 19th century
Lyriocephalus lizard, 19th century
Giant leaf-tailed gecko, 19th century
Veiled chameleon, 19th century
Common gliding lizard, 19th century
Ocellated lizard, 19th century
Porte cree lizard, 19th century
Sandfish, 19th century
Phrynosoma horned lizard, 19th century
Salamander and snail, 19th century
Fire salamander, 19th century
Emerald tree boa, 19th century
Longtail whip lizard, 19th century
Monocled cobra, 19th century
Grass snake, 19th century
European asp, 19th century
Fer-de-lance, 19th century
Horned desert viper, 19th century
Slow worm, 19th century
Green vine snake, 19th century
Ichthyosaurus and Plesiosaurus, 19th-century illustration
The Beginning of the Armadillos, illustration
Azhdarchid pterosaurs walking, illustration
Zuul dinosaurs, illustration
Hupehsuchus prehistoric reptile, illustration
Edaphosaurus, illustration
Chameleon on branch, illustration
Map of the world with flying reptiles, illustration
Varanops, illustration
Common basilisk, 19th century
Spinosaurus dinosaurs, illustration
Leptosuchus phytosaur, illustration
Ichthyosaurus marine reptile, 19th century illustration
Silky anteaters, illustration
Prehistoric world, 19th Century illustration
Prehistoric crocodiles, illustration
Teleosaurus and Hylaeosaurus reptiles, 19th century
Guanlong in habitat, illustration
Green vine snake, illustration
Basilisk and skink lizards, 19th century
Green lizard anatomy, 19th Century illustration
Othnielosaurus dinosaur, illustration
Rabbit jumping over tortoise, illustration
Chameleon perching on branch, illustration
Large psammodromus, illustration
Pond slider, illustration
Snakes, 18th century artwork
Cheetah pivoting with its tail, illustration
Rough-legged Buzzards, artwork
Californian condor, artwork
Leopard, 19th Century illustration
Greyhound, 19th Century illustration
Dachshund, 19th Century illustration
Domestic dog, 19th Century illustration
English mastiff, 19th Century illustration
Spotted hyena, 19th Century illustration
Jackal, illustration
Dusky eagle owl, artwork
Northern Eagle-Owl, artwork
Cooper's hawk observing prey, artwork
Barred owl and prey, artwork
Red-tailed hawks and prey, artwork
Pair of red-shouldered hawks, artwork
Great-horned owl, artwork
Northern goshawk and Cooper's hawk
Northern saw-whet owl, artwork
Great grey owl, artwork
Black-winged kite, artwork
Sharp-shinned hawk, artwork
Northern hawk-owl, artwork
Tengmalm's owl, artwork
Long eared owl, artwork
Harris hawk,, artwork
White-tailed eagle, historical artwork
Herring gull, historical artwork
Bigfoot fighting wolves, illustration
Tawny owl, illustration
Striped hyena, 19th century
Lion, 19th Century illustration
How the Leopard got his Spots, illustration
Adult male condor, 19th century illustration.
Adult female condor, 19th century illustration.
Lion, illustration
Scelidosaurus dinosaur, illustration
Great white shark
Giant pandas, illustration
Troodon dinosaurs feeding, illustration
Canine hypertrophic cardiomyopathy, illustration
Wildcats, illustration
Tawny Fish Owl, artwork
Tiger, illustration
Buzzard in flight
Short-eared owl, illustration
Owl feathers, illustration
The letter A with an alligator
The Crab that Played with the Sea, illustration
Echinococcus multilocularis hydatid cyst, illustration
Black iguana, artwork
Snake, artwork
Venomous snake, artwork
Catching ants, illustration
Dog lymphatic system, illustration
Frog, illustration
Whale, illustration
Pig, illustration
Bobcat, illustration
Biological classification, illustration
Blind cave animals, illustration
Plucking pheasant, illustration
Chimpanzee, illustration
Kestrel hanging in air, illustration
Sarcosuchus prehistoric crocodile
Shark displaying threatening behaviour, illustration
Polar bear, illustration
Horse integumentary system, illustration
Horse nervous system, illustration
Indian tapir, 19th Century illustration
Archaeopteryx, artwork
Aurornis, artwork
Confuciusornis, artwork
Enantiornithes, artwork
Microraptor, artwork
Ruffed lemur, 19th Century illustration
Leaf-nosed bat, 19th century
Common vampire bat, 19th century
Jaguarundi, 19th century
Pampas cat, 19th century
South American rodents, 19th century
Long-haired grass mouse, 19th century
Waterhouse's swamp rat, 19th century