WED DE INTERÉS:
http://www.wikipedia.es/enciclopedia/Hirundo_rustica
FOTOS DE INTERÉS:
http://www.pestproducts.com/images/Violet-Green-Swallow.jpg
http://www.backyardbirdingblog.com/wp-content/uploads/swallow.jpg
http://buildyourownbirdhouseplans.com/images/Violet-greenSwallow3.jpg
http://www.lauraerickson.com/bird/Species/Swallows/CliffSwallow/Photos/PW2007-0724/DSC06614.jpg
http://www.pestproducts.com/images/Tree-Swallow.jpg
http://farm2.static.flickr.com/1169/695974450_0cb9124f02.jpg?v=0
http://pic.nipic.com/2008-01-03/200813135551855_2.jpg
http://img3.3lian.com/2006/001/02/004.jpg
Golondrina swallow Schwalben vlaštovky 燕子 燕子 swallows svalerne pääskyset χελιδόνια rondini andorinhas ласточки