Crustaceans, a small but mighty animal classification group of invertebrates, can be found scuttling across the ocean floor, ...

The newts live only in Crater Lake, and their population has collapsed in recent years because of the expansion of introduced signal crayfish and warming lake temperatures from climate change. “Crater ...

Get Instant Summarized Text (Gist) Fossilized jaw molars reveal that giant freshwater crayfish, up to 25 cm long, inhabited New Zealand 20 million years ago. These molars, unlike the rest of the ...

ST. PETERSBURG, Fla.— The U.S. Fish and Wildlife Service today proposed to list the Black Creek crayfish as endangered under the Endangered Species Act. The Center for Biological Diversity petitioned ...

A stream which is home to one of West Yorkshire's last remaining populations of endangered white-clawed crayfish has been awarded protected status. Luddenden Brook, at Jerusalem Farm nature ...