A new study on mayflies of the genus Ecdyonurus illustrates just how multifaceted and surprising reproductive behavior in ...

Western mosquitofish, pictured here, are known as the "plague minnow" due to their aggressive impact on native habitats when introduced. For decades, ecologists have known that how a species looks or ...

A Nest Cam captured bald eagles Jackie and Shadow mating near Big Bear Lake. The mating ritual occurred weeks after the pair lost two eggs to invading ravens. Feathers ruffled and nature was on full ...