div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentuniversity-of-wisconsina-whistling-swans-at-green-bay-and-wautoma-a-mallardhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsPassPigeonWhistling Swans at Green Bay and Wautoma a Mallard x Pintail hybrid at Beloit a Blue-winged loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220501015f4090cf6374bc379614fa53html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentuniversity-of-wisconsina-whistling-swans-at-green-bay-and-wautoma-a-mallardhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsPassPigeonWhistling Swans at Green Bay and Wautoma a Mallard x Pintail hybrid at Beloit a Blue-winged loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220501015f4090cf6374bc379614fa53html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentuniversity-of-wisconsina-whistling-swans-at-green-bay-and-wautoma-a-mallardhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsPassPigeonWhistling Swans at Green Bay and Wautoma a Mallard x Pintail hybrid at Beloit a Blue-winged loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220501015f4090cf6374bc379614fa53html5thumbnails3jpg...