There is only one native freshwater crayfish species in the United Kingdom, and it is on the brink of extinction. The white-clawed crayfish is under assault from an invasive species, environmental ...

A rare white-clawed crayfish has been discovered at a nature reserve where it was thought to have died out more than 30 years ago, conservationists said. The UK’s only native crayfish species was ...

The Oldham Times reported that volunteers discovered the American signal crayfish while cleaning up the River Beal. The "big" creature caused excitement among the kids helping out. In the 1960s, the ...

There’s a “growing concern” in the wetlands of the Rio Grande Valley as researchers sift through dozens of traps and nets in search of a potential “threat,” according to Texas officials. Locals in ...

Children playing at a park in Uppermill, UK, found an invasive animal crawling from the River Tame. The kids came across the American signal crayfish. Local authorities and conservationists say it's ...

An invasive crayfish species from Australia is posing a threat to the native crayfish species in the Rio Grande Valley, Texas officials warn. Screengrab from Texas Parks and Wildlife video There’s a ...