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The Ten-Month Marathon: Meet the Bird That Lives Its Whole Life in the Clouds

Of all the marvels of the natural world, few are as astonishing as the common swift (Apus apus). These small birds spend ...

Living in clouds: Meet the bird that eats, sleeps and lives almost entirely in the sky for ...

A remarkable bird spends up to 10 months airborne, eating, sleeping, and even resting mid-flight, pushing biological limits ...