Male fiddler crabs have one oversized claw, which they use to attract females by standing outside their burrow and waving.

Researchers have built a robot crab that can compete in claw-waving displays with real fiddler crabs, but "Wavy Dave" doesn't ...

The male fiddler crabs use their one oversized claw to attract females, waving it with a frantic energy outside their burrows ...

A robot crab has helped scientists understand how male fiddler crabs compete over females. Male fiddler crabs have one ...

Experience the thrill of kayak fishing for Black Drum using live fiddler crabs as bait! Learn expert techniques and enjoy the peaceful waters while targeting this prized catch. #KayakFishing #BlackDru ...

A robot crab has helped scientists understand how male fiddler crabs compete over females. Male fiddler crabs have one oversized claw, and they attract females by standing outside their burrow and ...

Wavy Dave the robot crustacean has been showing scientists how male fiddler crabs respond when they see a fellow crab waving.

A robot crab has helped scientists understand how male fiddler crabs compete over females.Male fiddler crabs have one ...

A robot crab has helped scientists understand how male fiddler crabs compete over females.Male fiddler crabs have one oversized claw, and they attract ...

Diamondback terrapins are a native turtle species that live in brackish coastal tidal marshes. Their name refers to the ...

Austin and Perry's sad story conjured images of our childhood selves, our best friends, endless summers and the belief that ...