Michael & Patricia Fogden / Russell's Viper (Daboia russelii) being milked for venom, Madras India

Daniel Heuclin / Daboia / Russell's viper (Daboia russelii) studio shot, captive, from India

Daniel Heuclin / Daboia / Russell's viper (Daboia russelii) studio shot, captive, from India

Tony Phelps / Russell's viper {Vipera russelli} Captive, from Sri Lanka

David Welling / Head of Russell's viper (Vipera ruselli) captive

Robert Valentic / Russell's viper, male {Daboia russelii limitis} Komodo Island, Indonesia

Michael & Patricia Fogden / Russell's Viper (Daboia russelii) venomous snake camouflaged against ground, India

Daniel Heuclin / Russell's viper (Daboia russelii) in captivity, occurs in Indian subcontinent.