CHAMPAIGN-URBANA, Ill. (WCIA) — University of Illinois researchers studying an invasive species of crayfish recently made a unique discovery — two new species that had long been mistaken for the ...

In this week’s segment of “North Dakota Outdoors,” host Mike Anderson tells us about the crayfish, an invertebrate that lives at the bottom of lakes and can also pinch when in defense mode. Joining ...

Researchers recently discovered two new crayfish species: the Okanagan crayfish and the misfortunate crayfish (Pacifastacus malheurensis). Because both species were previously thought to be signal ...