The term fiddler crab refers to around 100 species and subspecies of crabs from the genus Uca. They are found along beaches and brackish (a mixture of saltwater and freshwater) waterways around the ...

Judaism in Space" is a short documentary on this religion during the Apollo moon landing, space shuttle and International Space Station.

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 ...