The South American Tern (Sterna hirundinacea) is a species of bird (Aves) in the family Laridae (Gulls, Terns, and Skimmers) and order Charadriiformes (Auks).
Sterna vittata
Sterna paradisaea
Sterna acuticauda
Sterna sumatrana
Sterna hirundo
Sterna forsteri
Sterna virgata
Sterna aurantia
Sterna dougallii
Sterna trudeaui
Sterna hirundinacea
Sterna repressa
Sterna striata