Curlew Flying And Calling. A Curlew, Numenius Arquata, Flies With Outstretched Wings Against A Blue Sky On Moorland In Yorkshire, Uk. The Bird's Beak, Or Bill, Is Open As It Calls And Displays To Distract Predators From Its Nest On The Ground. Curlews Are Europe's Largest Wading Birds. Their Numbers Have Declined In Recent Decades And They Are Red-Listed As Endangered In The Uk.

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bird animal beak wing flight wildlife sky curlew flying calling numenius arquata flies outstretched wings bird's bill calls distract moorland yorkshire nest curlews wading birds declined red-listed endangered ornithology birdwatching blue uk open displays predators ground europe's largest birds numbers decades displaying aerial