Sandhill Crane  [Grus canadensis]
The Sandhill Crane (Grus canadensis) is a large crane of North America and extreme northeastern Siberia. They have the longest fossil history of any extant bird, with a 10 million year-old specimen having been found whose structure is identical to the mod...
http://www.kiwifoto.com/galleries/birds/sandhill_crane/ - Last revised: Jun 15, 2009

Whooping Crane  [Grus americana]
The Whooping Crane (Grus americana), the tallest North American bird, is an endangered crane species named for its whooping sound and call. Along with the Sandhill Crane, it is one of only two cranes species found in North America. The whooping crane's li...
http://www.kiwifoto.com/galleries/birds/whooping_crane/ - Last revised: Feb 02, 2009