Keywords: Aythya valisineria male.jpg This is a male Canvasback Aythya valisineria own 2006-08-18 Ltshears Public Domain Ltshears original upload log wikitable date/time username resolution size edit summary ---- 04 02 18 August 2006 User Ltshears <a href http //upload wikimedia org/wikipedia/commons/1/12/Pochard jpg ><img alt Thumbnail for version as of 04 02 18 August 2006 src http //upload wikimedia org/wikipedia/commons/thumb/1/12/Pochard jpg/96px-Pochard jpg width 96 height 120 border 0 /></a></td><td>292×364 81 KB <nowiki>Pochard</nowiki> Aythya valisineria captive John Ball Zoo |