Ontario is dealing with a newly confirmed invasive crayfish in its waters, and authorities have warned that the dark red, ...

A rescue mission was launched to take the aquatic animals to a safe location.

Add Yahoo as a preferred source to see more of our stories on Google. The Panama City crayfish is an endangered species that exists only in Bay County. PANAMA CITY — Crawling among the undergrowth of ...

The Okanagan Crayfish (Pacifastacus okanaganensis) has been newly described from interior British Columbia and Washington State. Another new species, the Misfortunate Crayfish (Pacifastacus ...

The Outside Story examines northern crayfish, small crustaceans which are en essential part of river ecosystems ...

A new study by researchers at The University of Queensland has revealed that the impressive claws (chelae) of freshwater crayfish come with certain costs: The size slows their swimming and saps energy ...

Any respectable Cajun restaurant in the United States serves crayfish (although they probably call them crawfish or crawdads). Eating them usually involves sucking out the fat and juices from the ...

HUNTSVILLE, Ala.— Following more than a decade of advocacy by the Center for Biological Diversity and allies, the U.S. Fish and Wildlife Service today protected the slenderclaw crayfish as endangered ...

In many North American lakes, a tiny clawed creature has become a big bully. The invasive rusty crayfish roams lakebeds, snapping up snails, bivalves, and water plants, cutting off food supplies for ...