A fiddler crab is a crab species from the genus Uca. They are native to brackish environments, which are made of part freshwater and part saltwater, all over the world. Fiddler crabs get their name ...

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As Earth warms, species around the world—Adélie penguins, earthworms, gray snapper, pin oaks—are shifting into habitats once too cold for them. One such “climate migrant” is the Atlantic mud fiddler ...

As odd as it may sound, this is a typical female choice trial that fiddler crabs undergo at the hands of behavioural ecologists with robotic crab technology. With eyes atop vertical stalks and ...

Fiddler crabs are fascinating crustaceans with unique behavior, so no wonder they have found their way into our homes. These active little guys love spending time in the water and enjoy burrowing and ...

A research team led by Joe Wilde from the Centre for Research in Animal Behaviour (CRAB) at the University of Exeter, UK, created a robotic crab named 'Wavy Dave' that moves its claw. They observed ...

A species of fiddler crab that lives in Florida’s mangrove forests has moved into South Carolina salt marshes. It’s not the ...