Place: Parque Natural de Ria Formosa, Ohlão, Portugal
Dates: 15 June 2015.
[Sternula albifrons, Family Laridae, Order Charadriiformes, Wikipedia Entry: Little tern]
The sound of the little tern (borrowed from the Xeno-Canto website, recordist José Carlos Sires)
Distribution of the little tern across the British Isles (borrowed from the Bird Atlas Mapstore).
Marnix's Bird Gallery 