simon.ducatez:
Square-tailed Saw-wing (Psalidoprocne nitens), Mel river, border Guinea-Sierra Leone in Koundou
simon.ducatez:
Eurasian crag martin (Ptyonoprogne rupestris), Cap de Creus, Catalunya November 2016
simon.ducatez:
Tree Swallow (Tachycineta bicolor), Superior WI
simon.ducatez:
Tree swallow (Tachycineta bicolor), Superior WI
simon.ducatez:
Cliff swallows (Petrochelidon pyrrhonota), Saint Louis River, Superior WI
simon.ducatez:
Tree swallow (Tachycineta bicolor), Superior WI
simon.ducatez:
Northern rough-winged swallow (Stelgidopteryx serripennis), Superior WI
simon.ducatez:
Barn swallow (Hirundo rustica), Wind River Canyon, Wyoming