From the U.S. Fish and Wildlife Service's online digital media library. Check http://images.fws.gov/ for higher quality version. Metadata Title: Caspian Tern Alternative Title: Sterna caspia Creator: Karney, Lee Source: WO-Lee Karney-3366 Publisher: U.S. Fish and Wildlife Service Contributor: DIVISION OF PUBLIC AFFAIRS Language: EN - ENGLISH Rights: (public domain) Audience: (general) Subject: Terns, Bird Description Table Of Contents: Large, stocky tern; bill orange to coral red, much thicker than Royal Tern. In flight, shows dark underside of primaries; tail is less deeply forked than in Royal. Adult acquires black cap in breeding season; in nonbreeding plumage and immature, crown is dusky or streaked; Caspian Terns nest in small colonies along coasts and inland lakes, rivers, and marshes. Date Available: April 05 2004 Issued: March 31 2004 Modified: April 05 2004