See How This Rattlesnake Can Fold Its Fangs So It Doesn’t Bite Itself

Written by Sharon Parry
Published: December 6, 2023
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There’s no point in having two sharp fangs that can deliver deadly venom if you end up biting yourself! Snakes such as the rattlesnake need to be able to fold their fangs away safely when they are not being used for defense or subduing prey. The prairie rattlesnake in this amazing footage gives us a perfect illustration of how that is done. Take a look!

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©Protasov AN/Shutterstock.com

Where Are Prairie Rattlesnakes Normally Found?

The prairie rattlesnake, Crotalus viridis, is found throughout the midwestern United States. Their range extends from southwest Canada to the northwest of Mexico. This means you will spot them in New Mexico, Wyoming, Montana, and the northeast of Texas.

In terms of habitat, they like rocky and rugged environments, although you will also find them on open fields if there is plenty of prey! You may also spot them on forest floors and in dry grasslands. These snakes seek habitats with plenty of potential hideouts in rocks, branches, or holes dug by other animals. They use these to hide shelter when they are not hunting.

Are Prairie Rattlesnakes Dangerous to Humans?

Prairie Rattlesnake

Prairie

rattlesnakes

are venomous but will only attack when they feel threatened.

©iStock.com/HRossD

Prairie rattlesnakes are venomous and should be avoided. However, they will not come looking for you and only bite when threatened. When this happens, they open their mouths, and the two venom-bearing teeth fold down from the roof of the mouth. The venom flows through hollow cavities in the teeth and enters the victim’s body through the bite wound. Because they can control how much venom they release, they often only release less than half, so they still have some available.

You can avoid getting bitten by keeping an eye out for them when you are hiking. You can also listen out for the telltale rattle warning. Never try to handle one and give them plenty of space. If you get bitten, call 911 immediately because it is a medical emergency.

What Do Prairie Rattlesnakes Normally Eat?

These snakes are carnivores and need to hunt to stay alive. Most of their diet is made up of rodents, including voles, chipmunks, and wood rats. Most prairie rattlesnakes consume voles and deer mice more than any other rodent. However, they are also perfectly willing to eat birds, any types of eggs, and even other reptiles.

Their strike is unbelievably quick and accurate. They coil their body to generate more power, and their jaws adjust their biting position even if the prey tries to escape. As you can see in this clip, they fold their fangs neatly back into their mouth after the attack.

The photo featured at the top of this post is © iStock.com/Matt Kaminski

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About the Author

Dr Sharon Parry is a writer at A-Z animals where her primary focus is on dogs, animal behavior, and research. Sharon holds a PhD from Leeds University, UK which she earned in 1998 and has been working as a science writer for the last 15 years. A resident of Wales, UK, Sharon loves taking care of her spaniel named Dexter and hiking around coastlines and mountains.

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