The term COPPERHEAD RELATIVE refers to a group of snakes related to the copperhead. The three-letter acronym ASP stands for 'aspis, ' a genus of venomous snakes found in Europe, Asia, and Africa. VENOM is the toxic substance produced by certain animals, including snakes, which can cause injury or death to humans. SNAKE is a reptile with a long, scaly body and no legs. EARLE is a species of venomous SNAKE found in the southeastern United States, which is closely related to the copperhead. VIPER is a type of venomous SNAKE found in Europe, Asia, and Africa.