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The grim truth behind eyewitness accounts of sea serpents

Painted panorama of Gloucester harbor and the sea serpent by John Ritto Penniman, from a drawing made by Captain John Beach.

Hundreds of people in the nineteenth-century United States reported seeing the Gloucester Sea Serpent (above), which was probably a marine creature bedecked with fishing debris. Credit: Museum of Fine Arts, Boston

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Nature 586, 173 (2020)




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