11. Rattlesnakes
Read the Question.
Why do you think that rattlesnakes are viewed as a threat when they rarely attack?
Scan the Blurb.
Rattlesnakes are pit vipers and one of the most venomous snakes in North America. Rattlesnakes are uniquely equipped with a feature at the end of their tail that sounds like a rattle to deter predators or warn passers-by.