This coastal adventure turns intense fast as we search for giant crayfish hiding under rocks and in deep tide pools. Catching ...

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 ...

Williams recognized the extremely rare bilateral color variation, a mutation he had previously read about in lobsters and observed in an American redstart bird. The class brought the crayfish back to ...

I was a little startled to learn Thursday that searches for "crawfish" have been popping off on Google. Are they stupid? It's barely September. But that's the alluring power of (nearly) everyone's ...

Mill Creek, the only home of the endangered Nashville crayfish, stands in the path of The Boring Company's proposed Music City Loop route connecting the city's airport to downtown. Beginning in ...

The European crayfish reacts to environmental stimuli with a defensive posture and raised claws. This footage shows its natural behavior when it perceives a threat. The observation was carried out ...

Red swamp crayfish – a species that is native to the southern United States but prohibited in Michigan – was found in a state hatchery pond in Van Buren County, Michigan. The Michigan Department of ...

The Michigan Department of Natural Resources recently confirmed the presence of invasive red swamp crayfish in an outdoor muskellunge rearing pond at Wolf Lake State Fish Hatchery in Mattawan, Van ...

The crayfish likely entered the hatchery through contaminated water or released pets. The DNR is working to contain the infestation and monitor nearby lakes. Red swamp crayfish are prohibited in ...

Invasive red swamp crayfish have infiltrated a west Michigan fish hatchery, the Michigan Department of Natural Resources said Thursday. The hatchery staff found two carcasses of "unusual crayfish" ...

A group of scientists paddled the length of Zambia’s Kafue River to document ecological pressures, including invasive species, habitat changes and human encroachment. Australian red-clawed crayfish ...