South American tern (Sterna hirundinacea)

Sterna hirundinacea is a species in the Sterna genus. It is commonly known as South American tern This name is unplaced name for the species in the family Laridae subfamily Sterninae, tribe Sternini, . This species is found in southern South America, including the Falkland Islands, ranging north to Peru (Pacific coast) and Brazil (Atlantic coast)..