Air sacs reduce energy costs for soaring birds

Bret W. Tobalske ()

Nature, 2024, vol. 630, issue 8017, 565-566

Abstract: Certain air sacs have evolved in multiple lineages of soaring birds, and it emerges that these probably function to reduce the force required from the major flight muscles as they hold the wings in place during gliding and soaring.

Keywords: Biomechanics; Evolution (search for similar items in EconPapers)
Date: 2024
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DOI: 10.1038/d41586-024-01508-4

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