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

Real male crabs attacked the robotic crab arm, including one that ripped the claw from the mechanism.

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.

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 ...

China's exports rose more than expected last month, with official data on Thursday showing a jump in shipments to the ...