Magnetic displacement experiment challenges long-held theories on how migratory birds navigate
Research by Bangor University found that these birds, in this case, Eurasian reed warblers (Acrocephalus scirpaceus) use only ...
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Migratory birds can use Earth's magnetic field like a GPS
Specifically, he thought they might use magnetic inclination – the changing angle of Earth’s surface relative to its magnetic lines – and magnetic declination – the difference in direction ...