World Bird List

Species factsheet
Common House Martin (Delichon urbicum)

Order: Delichon urbicum
Family: Swallows, Martins (Hirundinidae)

Danske navn: Bysvale

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
urbicum w, c and n Europe to w Siberia
meridionale n Africa and s Europe to sc Asia
lagopodum e Asia