Add Yahoo as a preferred source to see more of our stories on Google. Male fiddler crabs have one dramatically larger claw that they use during mating rituals and to fight rivals. A tiny robot fiddler ...

A robot crab called "Wavy Dave" has helped scientists learn about crab mating behaviors. Male fiddler crabs have one oversized claw, which they use to attract females by standing outside their burrow ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists apparently underestimated the aggression of itty-bitty male fiddler crabs when they deployed a friendly robot version ...

Male fiddler crabs are lopsided, with one claw that seems about the right size and one very large claw. As you might expect, one function of the larger claw is to attract females. The males drum with ...

NPR science podcast Short Wave brings us the stories of how Fiddler crabs drum their mating songs into the sand, growing chicken nuggets in the lab, and a drug like LSD — without the trip. It's time ...

Fiddler crabs use their large claws to wave down females and didn’t take kindly to a robot newcomer in Portugal. Joe A. Wilde Like many people around the world, animal behavior researcher Joe Wilde ...

SYDNEY — In the world of fiddler crabs, the best form of protection is, apparently, prostitution, according to an Australian study published Wednesday. Researchers from the Australian National ...