Researchers test fiddler crab mating strategies by introducing a robot with a waving claw, dubbed “Wavy Dave.” CNN speaks to ...

Scientists apparently underestimated the aggression of itty-bitty male fiddler crabs when they deployed a friendly robot ...

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 ...

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.