sandwich tern
medium-sized seabird black cap on its head gray back and wings white underside yellow or orange bill with a black tip long, slender body long, pointed wings long, forked tail
sandwich tern which has medium-sized seabird sandwich tern which has black cap on its head sandwich tern which has gray back and wings sandwich tern which has white underside sandwich tern which has yellow or orange bill with a black tip sandwich tern which has long, slender body sandwich tern which has long, pointed wings sandwich tern which has long, forked tail