Sharks use Earth's magnetic field as a map

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Previously, researchers knew that sharks can travel back and forth across entire oceans, accurately returning to specific locations. But what we didn't know was whether they memorise these routes, or if they have some sort of inbuilt GPS. To find out how sharks navigate, Charlotte Birkmanis mapped the course with Florida State University's Bryan Keller... Like this podcast? Please help us by supporting the Naked Scientists

2 Jul 2021 English United Kingdom Science

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