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 ...

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

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

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

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

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 ...

Banana fiddler crabs put on a delightful display to attract females, waving one big claw and drumming on the ground. Researchers studying fiddler crabs say this helps show potential mates how ...

The fiddler crab has one small claw and one big ol' one. Why? All the better to woo the lady crabs and throw down with the dude crabs. And this big crab's like, No, check yourself. And this other ...

Dishonesty signalling of fighting ability and multiple performance traits in the fiddler crab Uca mjoebergi. Functional Ecology, doi: 10.1111/j.1365-2435.2008.01501.x, is published online on 12 ...

Fiddler crabs obtain nutrients by eating the marsh mud. They feed by shoveling mud into their mouths with their smaller front claws. The females, with their two small claws, have a distinct advantage.

Fiddler crabs live on tidal mudflats and lock themselves away in air-filled sealed burrows when the tide comes in, says team member Rachel Slatyer, a behavioural ecology student, who carried out ...