Barn Swallow

14-16.5 cm depending on tail length. A common winter resident. Tail deeply forked, tail feathers blue black with white spots on inner web. Steel blue upper parts with chestnut spot on forehead. Underside buff, throat chestnut. <NImmatures have a shorter tail. Twittering song in vocalization 1. The common "wit wit" calls and other related calls are heard on vocalizations 2 -4. Flies with typical frequent banking and change of direction mostly low over ground and water alone or in small groups: frequently builds large flocks to sleep in reed beds. Breeds in the Northern hemisphere. Barn Swallows have also successfully bred in Argentina between October and April ^141 . It is therefore possible that breeding occurs in Southeast Brazil. Common winter resident. Open country, forest edge, mountain slopes, lake shores etc. Below 1000 meters 440 Song, Washington, USA., D. S. Herr, LNS63124.: 3913 Calls, California, USA, R. S. Little, LNS50710.: 10403 Calls, T. A. Parker, Jr., LNS33934.: 10047 Calls, Utah, USA, R. Little, R. Angstadt, LNS08060.: 4595 >: 2229 :