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Less Sleep Means More Mates for Male Sandpipers (1 of 6)

Caption: This shows a male pectoral sandpiper (Calidris melanotos) with inflated throat during a display flight in Barrow, Alaska. This image relates to a paper that appeared in the Aug. 9, 2012, issue of Science Express, published by AAAS. The paper, by John Lesku at Max Planck Institute for Ornithology in Seewiesen, Germany, and colleagues was titled, “Adaptive Sleep Loss in Polygynous Pectoral Sandpipers.”

Credit: [Image courtesy of MPIO, Wolfgang Forstmeier]

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