Yellow-billed Tern

Sternula superciliaris (Vieillot, 1819)

Yellow-billed Tern, Sternula superciliaris, is a tern of South America, breeding along major rivers from north-eastern Peru through northern and central Colombia, northern Venezuela and the Guianas to eastern Argentina. It is also recorded from a wider spread of countries across the continent. Its breeding places are rivers, swamps and freshwater lakes, and it nests on sand banks and island beaches. The bird is identified by its yellow bill and feet, silvery grey wings, white underparts and forehead, and black crown, nape and eyeline. Juveniles are brown and white and lack the black cap.

Order

Charadriiformes

Family

Laridae — Gulls, Terns, Skimmers

Breeding range

South America: large rivers of ne Peru, n, c Colombia, n Venezuela and Guianas to ec Argentina