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

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

Using a 3D robotic crab, researchers found male fiddler crabs adjust their courtship signals based on the size and behavior of nearby rivals.

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

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

The crabs, found in Portugal, were shown waving their claws even when not in front of the robot.

The robot fiddler crab was placed in an area where real male crabs could see and interact with the robot.

Between May and July 2022, Wilde and his team created “Wavy Dave,” an artificial fiddler crab with a robotic claw that could wave back and forth. It was placed in the Ria Formosa Natural Park in the ...

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 ...

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 ...

Anyone who ever met Wavy Dave and lived to tell the tale—which is, in point of fact, everyone who has ever met Wavy Dave—would tell you about his claw. It was big, that’s for certain, but this was not ...