Swifts and Us: The Life of the Bird that Sleeps in the Sky

Swifts live almost entirely in the air. They eat, drink, sleep, mate and gather their nesting materials on the wing, fly thousands of miles across the world, navigating their way around storms, never lighting on tree, cliff or ground, until they r...

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Böcker > Naturvetenskap & teknik > Geovetenskap > Miljön > Bevarande av miljön > Bevarande av djurliv & djurens naturliga miljö