To better understand the combined impact of these pollutants, researchers used Daphnia, commonly known as water fleas. These tiny creatures are often used to monitor pollution levels because they ...

The "boring billion" shaped multicellularity, with energy demands sparking complexity. This era shows evolution's cost.

A type of zooplankton, Daphnia pulex (a.k.a. the water flea) is a microscopic crustacean whose unique reproduction habits ...

Researchers studied Daphnia pulex, a zooplankton also known as the common water flea. The tiny organisms are found in ...