Discover the surprising size mystery of North American crayfish. Scientists uncover a biological ceiling influencing growth ...

Crayfish urine does not come out from their rear. The exit is near the front of the head, at the base of the long antennae.

Scientists have published the first open database of invasive crayfish, documenting three North American species across 17 ...

The Michigan DNR said the crayfish has been spotted in southwest Michigan, adding to locations where it now inhabits lakes and streams.

Rusty crayfish have invaded more than 300 northern Minnesota lakes. Can Midwestern appetites help manage a destructive invasive species?

In the 1960s, Sweden introduced signal crayfish to boost fishing. They carry a plague deadly to native noble crayfish, whose ...

Add Yahoo as a preferred source to see more of our stories on Google. CHAMPAIGN-URBANA, Ill. (WCIA) — University of Illinois researchers studying an invasive species of crayfish recently made a unique ...

Shunned elsewhere as an invasive species, crayfish are close to becoming a national dish in China, where breeding them has become a huge industry. And Chinese have the Japanese to thank for it.

When I was a child, I often went crayfish fishing.I think I was about 4th or 5th grade in elementary school.There was a park ...

No one knows exactly when the clones first appeared, but humans only became aware of them in the early 2000s. It was a German aquarium owner who first brought it to scientists’ attention. In 1995, he ...