Cuttlefish May Communicate with Discolike Arm Gestures

Cuttlefish May Communicate with Discolike Arm Gestures Scientists identified four arm wave signals cuttlefish use: “up,” “side,” “roll” and “crown” By Chris Simms edited by Sarah Lewin Frasier Researchers observed the common cuttlefish (Sepia officinalis) routinely wave its arms in four flashy gestures. Cuttlefish wave their expressive arms in four distinctive dancelike signals—potentially letting them…

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