Science ❯Biology ❯Zoology ❯Invertebrates

Crustaceans

Robotic Fiddler Crab Reveals How Males Adjust Courtship to Rival Displays

Field experiments on Portuguese mudflats with a 3D-printed crab show male fiddler crabs prolong claw waves with delayed burrow retreats against smaller rivals.

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last mo.

First Soft-Bodied Cambrian Fossils Found in Grand Canyon Reveal Evolutionary ‘Goldilocks Zone’