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Exeter Robot Crab Exposes Secrets of Courtship Wars

Summary by devonlive.com
A University of Exeter study using a 3D-printed robot crab has revealed how male fiddler crabs adapt their courtship to rival behaviour
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devonlive.comdevonlive.com

Exeter robot crab exposes secrets of courtship wars

A University of Exeter study using a 3D-printed robot crab has revealed how male fiddler crabs adapt their courtship to rival behaviour

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NDTV Gadgets 360NDTV Gadgets 360

Robot 'Wavy Dave' Fools Crabs, Gets Attacked in Mating Claw Contest

A 3D-printed robot crab named “Wavy Dave” was deployed among real fiddler crabs in Portugal to mimic mating displays. The study revealed surprising reactions—rival males waved longer, avoided conflict with larger claws, and even attacked the robot. These findings offer new insights into how crabs adjust their courtship behavior in response to perceived competition in dynamic environments.

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NDTV Gadgets 360 broke the news in on Tuesday, August 12, 2025.
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