Survival of the fittest is expertly exemplified by one marine creature: Minnesota’s freshwater mussels. These shellfish are being applauded for their unique and clever survival strategy. They ...

PHILADELPHIA – Water tanks line a room in this city’s Water Works on the bank of the Schuylkill River. Inside are small fish that are hosts to tiny organisms that researchers in the nation’s sixth ...

Getting your Trinity Audio player ready... Water managers and state wildlife officials last year hoped the discovery of a microscopic zebra mussel larva in the Colorado River was a one-time event, not ...