Parasites

Tongue-eating parasites chow down on fishes' mouths and eventually replace their tongues

Outstanding examples of stunning microscopy were recently honored in the Nikon Small World contest.

Scientists recently found that a fungus resembling zombies' fingers is more widespread in Australia than anyone suspected.

Some of this year's top science stories were truly the stuff of nightmares.

This parasite may manipulate your brain to make you take more risks.

Digital models of a fish skull revealed a parasitic stowaway inside its mouth: a "tongue biter" isopod that consumed and then replaced the fish's tongue.

Anglerfish are literally missing part of their immune system, but this allows them to permanently fuse during sex, new research suggests

Not only does the fungus Massospora infect cicadas, eat their bodies and turn them into mind-controlled zombies, it forces them to attract more cicada victims.

A woman's sore throat turned out to have a rare — and horrifying — cause.

Fossil brachiopods from China were crusted with parasites, which may have hijacked their hosts' feeding structures in order to steal their dinner.