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Ikegami, Shin, Jörg Mutterlose, Kanta Sugiura, Yusuke Takeda, Mehmet Oguz Derin, Aya Kubota, Kazuki Tainaka, Takahiro Harada, Harufumi Nishida, and Yasuhiro Iba. 2026. “Earliest Octopuses Were Giant Top Predators in Cretaceous Oceans.” Science (New York, N.Y.) 392 (6796): 406–10.