Barn swallows drink water by skimming the surface of a body of water while flying.
Barn swallows drink water by skimming the surface of a body of water while flying.
• Image | © Arend, Some Rights Reserved (CC BY 2.0)
• Sources | (Brown & Brown, 1999; Perrins, 1989; Roth, 2002; Terres, 1991)
