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

Russell Cooper / Adder (Vipera berus) female sunbathing, body flattened to absorb maximum amount of heat. Kent, UK.

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

Russell Cooper / Viper's Bugloss (Echium vulgare) flowers, North Downs, Surrey, UK

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.