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

Scientists at the University of Exeter have created a robotic crab, nicknamed Wavy Dave, to understand how male fiddler crabs ...

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

A tiny robot fiddler crab is helping environmental scientists better understand the complexities of animal mating rituals and ...

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

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.

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 ...

Fiddler crabs are small crabs found in the tidal zones in northern Australia. The males have a large yellow claw which can be used as a weapon. In the breeding season, males gather and wave their ...

Male fiddler crabs have little strength despite their size. (Photo courtesy of Shinichi Fujiwara) The destructive power of crustaceans' claws depends not only on the claws' length, but also on the ...