Members of the vertebrate group including anglerfish are unique in possessing a characteristic known as sexual parasitism, in which males temporarily attach or permanently fuse with females to mate.

Nematodes (roundworms) are distributed worldwide in almost all habitats. The Mermithidae, a family of nematodes larger than others, are obligate invertebrate parasites which occur in insects, ...

Distinguished by its unusual morphology and a reproductive system based on something called "sexual parasitism," the anglerfish represents a study in how life adapts to severe environmental ...

The parasitic wasp Dinocampus coccinellae is no fool. It controls a ladybug, lays an egg in its abdomen and turns it into the bodyguard of its cocoon. This surprising host-parasite manipulation has ...

Parasitism evolved at least 223 times, far more than the previous estimate of 60. It arose more times in certain phyla (e.g., arthropods, nematodes, flatworms, and mollusks) than in others. Today, ...

In the late 19th century, when scientists first discovered the single-celled creature called Nephromyces, they thought it was a parasitic fungus. They were wrong ...

Parasites are all around us – humans alone have 100 – yet they receive little attention. That should change, says ecologist Kevin Lafferty I wasn’t interested in parasites until I was asked to be a ...