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

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

In the new study, a robot crab—nicknamed Wavy Dave—waved its claw on a mudflat teeming with male fiddler crabs. The paper, ...

A tiny robot fiddler crab is helping environmental scientists better understand the complexities of animal mating rituals and ...

When scientists deposited “Wavy Dave” the robot crab on a mudflat in Portugal, they hoped to learn more about how males compete for mates by waving their huge claws. But the little machine was ...

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

Armed with a 3D-printed crustacean chassis and an ego the size of its oversized claw, Wavy Dave strutted onto the mudflats of ...