A study using a robotic crab has revealed how male fiddler crabs compete for mates. These crustaceans vie for the attention of females. The male fiddler crabs use their one oversized claw to attract ...

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 ...

A robot posing as a tough male crab recently challenged real crabs to a showdown during mating season — and the videos are hilarious. The robot, nicknamed "Wavy Dave," infiltrated fiddler crab (Afruca ...