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Humpback whales typically feed by filling their large, pleated oral pouch with ocean water, then expelling the water through built-in filters called baleen, which retains krill and fish. Scientists now reveal that humpbacks have adapted their characteristic feeding style to cope with a vexing problem: skin parasites¹.

doi: https://doi.org/10.1038/d41586-024-01072-x

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