World Bird List

Species factsheet
American Cliff Swallow (Petrochelidon pyrrhonota)

Order: Petrochelidon pyrrhonota
Family: Swallows, Martins (Hirundinidae)

Danske navn: Stensvale

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
pyrrhonota Alaska, Canada, w, n, e USA and nw Baja California (nw Mexico)
ganieri sc USA
tachina sw USA and ne Baja California (nw Mexico)
melanogaster extreme se Arizona and sw New Mexico (sw USA) to w and s Mexico
Annoncer