PhysOrg Posted October 7, 2020 Share Posted October 7, 2020 Each spring, billions of land birds—thrushes, warblers, orioles, tanagers, and more—migrate through the night, navigating the coast of the Gulf of Mexico. Even greater numbers migrate in the fall. During the day, these birds stop to rest, recover and refuel for the next leg of their journey. These two phases of migration—passage (flight) and stopover (rest)—are well understood in ornithology but had previously only been studied independently.View the full article Quote Link to comment Share on other sites More sharing options...
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