Catherine Cooper Hopley,
Snakes: Curiosities and Wonders of Serpent Life
“ It might have been the poison gland! The young Jararaca’s mouth is too small to reveal its mysteries.But now we come to the most amazing of all the wondrous detail of this living hypodermic syringe. Those who have seen a viper or a rattlesnake strike its prey, are cognisant of the lightning-like rapidity of the action. So swift is it that often a spectator is not sure whether the snake touched the victim or not. A flicker, a flash, and the bite has been given. ”
