Male fiddler crabs are lopsided, with one claw that seems about the right size and one very large claw. As you might expect, one function of the larger claw is to attract females. The males drum with ...

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 ...

The male European fiddler crab attracts his mate by performing a courtship dance. New research says that dance isn't just notable for its visuals — it's notable for its vibrations, too. During ...

SAVANNAH, Ga. (WTOC/Gray News) - The Wildlife Resources Division of the Georgia Department of Natural Resources said it’s concerned about the spread of an invasive crab along the coast. The Department ...

Wavy Dave the robot crustacean has been showing scientists how male fiddler crabs respond when they see a fellow crab waving. Famous for their enormous claws, the team made Wavy Dave blend in by ...

Scientists apparently underestimated the aggression of itty-bitty male fiddler crabs when they deployed a friendly robot version during mating season. In a paper published in the journal Proceedings ...

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 ...