Agkistrodon contortrix pictigaster

Agkistrodon contortrix pictigaster is a venomous pit viper subspecies found in the Trans-Pecos region of the United States in western Texas, and northeastern Mexico.

Agkistrodon contortrix pictigaster

Agkistrodon contortrix pictigaster is a venomous pit viper subspecies found in the Trans-Pecos region of the United States in western Texas, and northeastern Mexico.