Nine years ago, I stood on the muddy banks of the Great Marsh, a salt marsh an hour north of Boston, and pulled a thumb-sized crab with an absurdly large claw out of a burrow. I was looking at a ...

This story was originally produced by the New Hampshire Bulletin, an independent local newsroom that allows NHPR and other outlets to republish its reporting. David Johnson had been working in the ...

Dr. David Johnson, an ecologist at William & Mary's Virginia Institute of Marine Science, has spent more than 20 years in salt marshes, at sites all along the U.S. East and Gulf coasts. But while ...

A fiddler crab is a crab species from the genus Uca. They are native to brackish environments, which are made of part freshwater and part saltwater, all over the world. Fiddler crabs get their name ...

A research team led by Joe Wilde from the Centre for Research in Animal Behaviour (CRAB) at the University of Exeter, UK, created a robotic crab named 'Wavy Dave' that moves its claw. They observed ...

A study has 'listened in' to the fascinating courtship displays of Fiddler crabs using geophones. The findings provide new insights into how the animals communicate effectively on the noisy seashore.

Christy, John H., Backwell, Patricia R. Y., and Schober, Ursula M. 2003. "Interspecific Attractiveness of Structures Built by Courting Male Fiddler Crabs: Experimental Evidence of a Sensory Trap." ...

Fiddler crabs are fascinating crustaceans with unique behavior, so no wonder they have found their way into our homes. These active little guys love spending time in the water and enjoy burrowing and ...

David Johnson had been working in the salt marshes of Plum Island, just south of New Hampshire’s border, for about a decade when he spotted an unusual small crustacean descend quickly into a burrow in ...