Daphnia, also known as the water flea, is a small freshwater crustacean known for its sensitivity to pollution. To date, the impact of chemicals has been measured only at the whole organism level.

The body size of insects is evolving in urban zones. Researchers in Belgium found the water flea’s (Daphnia magna) city variant was 44 percent smaller than its rural cousin. Larger forms of this water ...

Except in appearance, the transparent little water flea called Daphnia magna is a good deal like a human being. In the words of Professor Arno Viehoever of the Philadelphia College of Pharmacy ...

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

Every inch of the environment that surrounds us, from the ground we tread, to the water we drink and the air we breathe ... technology to look at each sample’s gene expression profile. Daphnia ...