It’s crayfish season in Louisiana, but the Pacific Northwest is receiving all the crayfish spotlight. Researchers recently ...

For decades, the Signal Crayfish has been an ecological troublemaker. It is invasive and widespread across Europe, Asia and ...

Buskin Lake’s 20-plus year infestation of invasive signal crayfish is likely on the wane, Sunaq Tribe biologist Matt Van ...

In what sounds like the plot of a sci-fi creature feature, an oversized, brightly colored crayfish—native to Australia—has ...

A new fossil discovery suggests that reptiles lived together 20 million years earlier than previously thought.

"Cossatot" is thought to stem from the French "casse-tete," meaning "crushed head" or "broken skull." That is an apt term for ...

Colorado wildlife officials are raising the alarm after an aggressive invasive species was discovered in the West Fork Little ...