Barn swallow

The barn swallow (Hirundo rustica) is the most widespread species of swallow. It can be found worldwide. 

This distinctive passerine bird has blue upperparts, a long, deeply forked tail and curved, pointed wings. It lives everywhere except Australia.

The bird is becoming rare in Europe.http://sabap2.adu.org.za/docs/sabap1/518.pdf

 References 

Category:Passeri
Category:National symbols of Austria
Category:National symbols of Estonia