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The Way Parasitoid Wasps Lay Their Eggs Has Inspired Horror Films

What are parasitoid wasps? Learn about these wasps that have a gruesome but fascinating way of surviving.

ByAvery Hurt
What are parasitoid wasps? (Image Credit: SIMON SHIM/Shutterstock) SIMON SHIM/Shutterstock

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Parasitoid wasps lay their eggs in or on their hosts. The wasps' larvae then consume the host, sometimes from the inside out.

Parasitoid wasps can be found on every single continent except Antarctica.

Some species have formed a defense against these parasitoid wasps. They may seem terrifying, but there is a way to prevent them from consuming their prey.

The Xenomorphs from the Alien movie franchise were inspired by parasitoid wasps. That doesn’t surprise Scott Egan, an evolutionary biologist at Rice University. He tells his students that if you can think of a weird interaction between creatures, then he’s pretty confident insects have evolved it at least once.

For those of us who don’t write horror, parasitoid wasps are not particularly inspiring, but they are undoubtedly fascinating. Learn more about these insects and their near-horror-inducing reproduction methods.

Parasitoids are organisms that lay their eggs in or on the bodies of ...

  • Avery Hurt

    Avery Hurt is a freelance science journalist. In addition to writing for Discover, she writes regularly for a variety of outlets, both print and online, including National Geographic, Science News Explores, Medscape, and WebMD. She’s the author of Bullet With Your Name on It: What You Will Probably Die From and What You Can Do About It, Clerisy Press 2007, as well as several books for young readers. Avery got her start in journalism while attending university, writing for the school newspaper and editing the student non-fiction magazine. Though she writes about all areas of science, she is particularly interested in neuroscience, the science of consciousness, and AI–interests she developed while earning a degree in philosophy.

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