Piotr Naskrecki / Banded Tree Snake (Tripanurgos compressus), Costa Rica

Chien Lee / Minden / Black-headed Cat Snake (Boiga nigriceps) swallowing alive Harlequin Flying Tree Frog (Rhacophorus pardalis) prey, Kubah National Park, Sarawak, Malaysia, sequence 1 of 4

Chien Lee / Malayan Slug Snake (Asthenodipsas malaccanus) juvenile, Malaysia

Chien Lee / Oriental Whip Snake (Ahaetulla prasina) juvenile, Danum Valley Field Center, Sabah, Borneo, Malaysia

James Christensen / Andean Snail-eater (Dipsas andiana) female and Land Snail (Drymaeus sp) prey near city, Mindo, Ecuador

James Christensen / Equatorial Mussurana (Clelia equatoriana) snake in rainforest, Septimo Paraiso Cloud Forest Reserve, Mindo, Ecuador

Matthias Breiter / Red-sided Garter Snake (Thamnophis sirtalis parietalis) group mating after hibernation, Narcisse, Manitoba, Canada

James Christensen / Black-naped Forest Racer (Dendrophidion nuchale), Mindo, Ecuador

Sebastian Kennerknecht / San Francisco Garter Snake (Thamnophis sirtalis tetrataenia) on pond vegetation, Pescadero, California

Tim Fitzharris / Common Garter Snake (Thamnophis sirtalis) with extended tongue, very common snake, North America

Michael & Patricia Fogden / Common Egg-eating Snake (Dasypeltis scabra) swallowing egg from another animal's nest, savannah, South Africa

Michael & Patricia Fogden / Common Egg-eating Snake (Dasypeltis scabra) swallowing egg, Africa