Until recently there were sites with remaining populations of white-claw crayfish in Sheffield, but one of those is now extinct and the other vulnerable. If no action is taken the white-clawed ...

An invasive species of crayfish is spreading through Texas waters, sparking grave wildlife concerns for conservationists. Researchers in Brownsville, Texas, have been investigating reports of an ...

Researchers in Brownsville, Texas, have been investigating reports of an Australian red claw crayfish, a crustacean that typically belongs 8,000 miles away, after the species was seen pervading ...