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

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 ...

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 ...

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

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

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 ...

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

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