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Cayley Black Swan and Emu. en pair of plates Black Swan Cygnus atratus Emu Dromaius novaehollandiae What Bird Is That by Neville Cayley page First published Neville William Cayley scanned by Toby Hudson before Cayley's death in PDAustralia Emus in art Paintings by Neville Cayley Plates from What Bird Is That Uploads by User of