Related Clues:

• Venomous snake
• Viper
• Snake in the grass
• Deadly snake
• Herpetologist's subject
• One with forked tongue
• Snake that may warn before it strikes
• Dangerous snake
• Snake
• Poisonous snake
• It has a forked tongue
• Pit viper
• Sort of snake
• Scourge of the Wild West
• Slithering danger