Whooping CranesWhooping Crane, Grus americana, at Aransas National Wildlife Refuge, Gulf Coast, Texas. Tallest North American bird. Endangered. Birds winter at Aransas NWR then migrate to Wood Buffalo National Park in Canada for summer. In January 2012 there were 283 birds at Aransas. This is a mated pair, the male on the right of the image.License the digital imagePURCHASE PRINT FROM FINE ART AMERICAThis image is copyright and may not be used without specific authorization. Permission is explicitly denied for Pinterest.