Scientists have found fossils of an early insect that seems to have the body parts from many different types of today’s insects. It represents an evolutionary conundrum. About a hundred to a ...

A rare Behningia mayfly nymph has been rediscovered after 22 years without sightings, revealing key secrets about healthy ...

Thousands, even millions, of delicate white mayflies rising from the river in a swirling display that looks more like a snowstorm than summer.

Scientists have discovered a new insect order from the Lower Cretaceous of South America. The spectacular fossils were named Coxoplectoptera by their discoverers and represent extinct relatives of ...

Considering the relative density of mayfly nymphs, nematode prevalence, and intensity of parasitism, Ephemera strigata Eaton and Potamanthus formosus Ulmer (Ephemeroptera: Ephemeridae) are frequent ...