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 ...

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

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

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

Wilde — a scientist with the Centre for Research in Animal Behavior (CRAB) at the University of Exeter at the time — spent his time learning about 3D printing. The researcher was looking at freely ...

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

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 ...

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

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 ...

Researchers test fiddler crab mating strategies by introducing a robot with a waving claw, dubbed “Wavy Dave.” CNN speaks to one of the scientists about the study and some surprising moments caught on ...