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 ...

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

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Male fiddler crabs are small, with one oversized claw. David S. Johnson A decade ago, I stood on the muddy banks of the Great ...

Fiddler crabs are renowned for their elaborate courtship displays, which involve both visual and vibrational signals that play crucial roles in mate attraction and intraspecific communication. Males ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Male fiddler crabs are small, with one oversized claw. David S. Johnson Nine years ago, I stood on the muddy banks of the Great ...