Tern

Tern, Bridled

Onychoprion anaethetus

Tern, Caspian

Hydroprogne caspia

Tern, Common

Sterna hirundo

Tern, Gull-billed

Gelochelidon nilotica

Tern, Lesser-crested

Sterna bengalensis

Tern, Little

Sterna albifrons

Tern, Sandwich

Sterna sandvicensis

Tern, Saunder's

Sternula (albifrons) saudersi

Tern, Swift

Sterna bergii

Tern, Whiskered

Chlidonias hybrida

Tern, White-cheeked

Sterna repressa