Russel's Viper
Pictures

This venomous snake is one of India's "Big Four" snakes that are responsible for the most bites.

Daboia Russelii. Russell's Viper displaying erect fangs. These fangs are enclosed in a protective mucous sheath, and are kept folded at rest. Venomous. Katraj Snake Park, Pune, Maharashtra, India.

These vipers don't hesitate to approach a person, and are considered aggressive.