Roseate tern

Roseate tern
Nominate S. d. dougallii with all-black bill, Northumberland, UK
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Charadriiformes
Family: Laridae
Genus: Sterna
Species:
S. dougallii
Binomial name
Sterna dougallii
Montagu, 1813

The roseate tern (Sterna dougallii) is a species of tern in the family Laridae. The genus name Sterna is derived from Old English "stearn", "tern", and the specific dougallii refers to Scottish physician and collector Dr Peter McDougall (1777–1814). "Roseate" refers to the bird's pink breast in breeding plumage.