caspian tern
medium-sized seabird black head and nape white underparts and tail gray wings yellowish bill with a black tip red legs and feet long, pointed wings distinctive, graceful flight with several quick, shallow wingbeats
caspian tern which has medium-sized seabird caspian tern which has black head and nape caspian tern which has white underparts and tail caspian tern which has gray wings caspian tern which has yellowish bill with a black tip caspian tern which has red legs and feet caspian tern which has long, pointed wings caspian tern which has distinctive, graceful flight with several quick, shallow wingbeats