An extinct species of parasitic wasp dating back nearly 99 million years was found preserved in amber, according to researchers.

Its larvae then started their lives as parasites in or on the host’s body and likely ended up eating the host entirely, Vilhelmsen said. The host was likely a flying insect of a similar size to ...

A paleontological discovery in Australia offers a rare glimpse into prehistoric aquatic life. This exceptionally well-preserved fossil reveals surprising details, from its diet to its colors.

This free-swimming stage of a parasite larva, a trematode cercaria, leaves an infected snail to encyst on a fish brain. View is 0.267 mm across. Disclaimer: AAAS and EurekAlert! are not ...

U.S. Fish and Wildlife Service personnel will apply lampricides to Cattaraugus Creek to kill sea lamprey larvae burrowed in ...

The circular and oval shapes in the center of this image are a group of larvae (1) from a parasitic worm known as a schistosome, or blood fluke. They are shown developing within their host, a ...

With striking high-speed video footage, scientists have for the first time detailed how predatory mosquito larvae attack and capture prey in aquatic habitats. Published in the Annals of the ...

Pork can carry taenia solium larvae, a parasitic tapeworm. After eating infected pork, the larvae get into body tissues where ...

“Octopamine levels go up, and that plays a role in shutting off feeding.” But the parasitic larvae don’t stop there. They also inhibit the host’s ability to break down the substance. “Octopamine ...

tI’s a scene straight out of your worst nightmare: dozens of tiny, milky larvae wriggle out of their still-living caterpillar host, leaving behind the scarred, gaping holes from whence they emerged.