Gull-billed Tern (Gelochelidon nilotica) Gaivina-de-bico-preto

Gull-billed Terns can regularly be seen inland on the Alentejo Plains during the summer. They are a large Tern, slightly smaller than the Sandwich, and have a stout black bill and solid black head and nape with no crest. They nest on inland lake-shores and hunt over grassland as well as along the shore-line itself for insects, frogs, mammals and ground-nesting birds. They will also take fish from open water as the shots below spell out ...

Birding in Portugal

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