SYDNEY, July 28 (UPI) --If a male cuttlefish looks angry, he probably is angry. New research suggests cuttlefish don't play emotional games. They're not bluffers. If they want to fight, they'll let ...
Cuttlefish wave their expressive tentacles in four distinctive dancelike motions, a new study finds—possibly to communicate visually and by vibration. These marine invertebrates, which have eight ...
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