Female fiddler crabs like males with stamina

Turns out humans and crustaceans aren't so different after all, as new research has revealed that female crabs prefer mates who can 'go the distance'. Scientists at Anglia Ruskin University in Cambridge made the discovery after introducing female fiddler crabs to specially designed waving robot claws. The female crabs watched displays from glass cages and then picked their mate FIDDLER CRAB DANCES Fiddler crabs are famous for their courtship dances, in which males try to impress females by waving their heavy larger claw. Fiddler crabs are famous for their courtship dances, in which males try to impress females by waving their heavy larger claw. The findings, published in the Royal Society journal Biology Letters, suggest that female fiddler crabs watch male courtship displays more carefully than first thought.