Tiny crabs have secretly been playing an “unheralded role” in cleaning up the planet by hoovering up microplastics. A new study, published in the journal Global Change Biology, tracked a population of ...

David Johnson: So in 2014, we were on a muddy bank in the marsh up here in Massachusetts, and I saw this small crab scuttle across the mud bank and pop into a hole. And so I dug out the crab, and it ...

A robot crab called "Wavy Dave" has helped scientists learn about crab mating behaviors. Male fiddler crabs have one oversized claw, which they use to attract females by standing outside their burrow ...

A parade of mangroves and now, crabs, are heading north. Atlantic mangrove fiddler crabs have been found nearly 200 miles further from their historic northern limit in Jacksonville, Fla., according to ...

For the first time, a study led by University of Oxford researchers has listened in to the fascinating courtship displays of fiddler crabs using geophones. The findings, published in the Journal of ...

While cruising the Texas coast this week during my Beachcombing survey, I came across one of the most entertaining — and ecologically important — residents of our shoreline: the fiddler crab. Easily ...

The male European fiddler crab attracts his mate by performing a courtship dance. New research published in the Journal of Experimental Biology... Into dudes who drum? You might be a female fiddler ...

Atlantic mangrove fiddler crabs are found 200 miles north of their historic range, expanding due to warming ocean waters.