Birds Crazy Barn Swallows

tonyturley

Legend
Location
Scott Depot, WV, USA
Name
Tony
Sunning themselves on the window ledge outside my office at work. The magic Google says one common theory on why Swallows and other birds do this is to kill Ectoparasites, but I haven't dug deep enough to know if there's any peer-reviewed research on this. Interesting to watch, at any rate.

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