Northern Prairie Wildlife Research Center
Body: Medium-sized duck, up to 2 pounds, 18-22 inches long. Light cinnamon with dark back. Very long neck. Short dark tail with white upper- and undertail coverts. Bill bluish black. Long bluish gray legs. Wings: Lesser and middle coverts cinnamon; remainder dusky black. Voice: High-pitched whistling ka-tee. In Flight: Long legs extend behind body. Note: Restricted to South Texas, Southwest Arizona, California and Mexico.