Pete Oxford / Two Striped forest pit viper (Bothriopis bilineatus) Ecuadorian Amazon, Ecuador, South America

Pete Oxford / Two Striped Forest Pit Viper (Bothriopis bilineatus) Ecuador Ecuadorian Amazon, South America

Pete Oxford / Ecuadorian forest pit viper {Bothrops albocarinata} Captive Amazonia, Ecuador

James Christensen / Ecuadorian Toad-headed Pit-viper (Bothrocophias campbelli), Mindo, western slope of Andes, Ecuador

Lucas Bustamante / Two-striped forest-pitviper (Bothrops bilineatus) resting on leaf at night, Yasuni National Park, Orellana, Ecuador.

Morley Read / Two-stiped pit-viper (Bothrops bilineata). A venomous snake typically found coiled in the lower canopy of the rainforest. Yasuni National Park, Ecuador.