Place: Col de Vergio, Corsica, France
Dates: 3 June 2017.
[Loxia curvirostra, Family Fringillidae, Order Passeriformes, Wikipedia Entry: Red crossbill]
The sound of the common crossbill (borrowed from the Xeno-Canto website, recordist Ruud van Beusekom)
Distribution of the common crossbill across the British Isles (borrowed from the Bird Atlas Mapstore).
Marnix's Bird Gallery 