Blue crabs found to attack at low tide

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 doing research in a Virginia ...

Female fiddler crabs want protection not sex

New research has resolved a mystery over why female fiddler crabs visit and leave many males during mating season, and found the females aren't just being picky.

Big crab claws for bling or bang?

Male fiddler crabs tread an evolutionary fine line between growing an enlarged claw better for signalling to females or one better for fighting finds research in BioMed Central's open access journal BMC Evolutionary Biology. ...

Sesearchers unravel life cycle of blue-crab parasite

Professor Jeff Shields and colleagues at the Virginia Institute of Marine Science have succeeded in their 15-year effort to unravel the life history of Hematodinium, a single-celled parasite that afflicts blue crabs and is ...

Friend and foe? How crabs avoid getting eaten

Despite their simple compound eyes crabs have evolved a smart way to tell the difference between friend and foe, new scientific research has revealed.

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