Known for their long migratory journeys, Alpine Swifts can stay in flight for months at a time. Studies show that these birds rest in short bursts while gliding through the air.
Frigatebirds can nap while flying over the ocean, using thermals to maintain altitude and snoozing for brief moments.
The Common Swift, an exceptional aerial sleeper, can fly nearly 10 months, taking micro-naps while soaring.
This species naps mid-flight during migrations, using synchronized flying to conserve energy and rest briefly.
Sandpipers can sleep on the move, particularly during long-distance migrations. They use brief rest cycles to recharge while flying.
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