Great Crested Tern (Thalasseus bergii) is a species of birds (Aves) of the class Aves (Birds) in the family Laridae (Gulls, Terns, and Skimmers) and order Charadriiformes (Auks).
Thalasseus bernsteini
Thalasseus elegans
Thalasseus bergii
Thalasseus bengalensis
Thalasseus maximus
Thalasseus sandvicensis
Thalasseus albididorsalis