Horsehair worms can control a host's brain and steer it to water, where it drowns. Scientists have studied the worms' mind-controlling power for years. But what's really going on? New research shows ...

Just in time for Halloween, Carlsbad Caverns in New Mexico is reporting that water in the mysterious cave system is home to a parasite that explodes from its host’s body when fully grown. That pretty ...

Imagine finding a stray hair — then watching it slither away like a snake. Video of such a creature was shared this week on Facebook by the U.S. Fish and Wildlife Service, which identified the creepy ...

My grandson Parker recently sent me an email and one of the strangest animal photos I have ever received. Most of my ecologist colleagues have never seen the critter that Parker found, but he knew ...

Carlsbad Caverns National Park says these worms are parasites that develop inside a host then explode out when it’s fully grown. Carlsbad Caverns National Park photo Just in time for Halloween, ...

Carlsbad Caverns National Park says these worms are parasites that develop inside a host then explode out when it’s fully grown. Carlsbad Caverns National Park photo Just in time for Halloween, ...