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Scientists explore how migratory birds decide when to take off

Por: The Boston Globe Nation May 07, 2023

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Migratory songbirds typically fly under the cover of darkness, but the reason for their takeoff timing has long eluded researchers. Now, a pair of studies suggests the birds rely on the onset of dusk and the suggestion of fair skies ahead as signs for taking flight.Published in the journal Movement Ecology, the studies used radio tracking devices and analyzed data from nearly 400 songbirds belonging to nine migratory species, including the... + full article



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