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Ancient 60-Foot Octopuses Revealed as Apex Predators in Cretaceous Seas

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Recent research has unveiled that giant octopuses, measuring between 23 to 62 feet, were apex predators in the Cretaceous seas around 100 million years ago. The study, published in the journal Science, highlights well-preserved jaw fossils that show signs of wear from crushing hard prey, indicating their significant role in ancient marine ecosystems. This discovery challenges previous assumptions that large marine reptiles and sharks dominated the ocean food chain. The research utilized advanced 3D imaging techniques to analyze rare fossil specimens, suggesting that these octopuses were not only large but also intelligent, potentially using their skills to hunt various prey. The findings open new avenues for understanding ancient marine life and ecosystems.

Key Details: • Fossils date back to 100-72 million years ago during the Cretaceous Period. • Research utilized 3D imaging and AI for detailed analysis of jaw fossils. • Giant octopuses could have preyed on large fish and marine reptiles.

fossils marine-biology octopus cretaceous predators

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University of OxfordUniversity of BristolYasuhiro IbaTim CoulsonJakob VintherHokkaido University

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