“As they chattered a small striped viper squirmed on top of the map with tongue flickering from open fangs.”

“I was in awe of her sharp intelligence, of the way her diplomacy could charm the fangs off a viper.”

“The bushmaster, at up to 10 feet long, is the world's largest pit viper and a dangerous one.”

“Of some 20 venomous snakes in the United States, all but coral snakes are pit vipers.”

“Until the Indian government changed its wildlife laws, Irulas made a living by catching the deadly cobra and Russell's vipers in their thousands.”

“Pit vipers, including the fer-de-lance and Mojave rattlesnake, have only two pits, one below each eye.”