Claim: The bothriechis aurifer is a venomous snake which produces venom which is delivered by injection using fangs to kill their prey, for defense, and to assist with digestion of their prey.
Evidence: Bothriechis aurifer is a venomous pit viper species found in Mexico and Guatemala. The venom is typically delivered by injection using hollow or grooved fangs, although some venomous snakes lack well-developed fangs. Venomous snakes are species of the suborder Serpentes that are capable of producing venom, which they use for killing prey, for defense, and to assist with digestion of their prey.