Anne Murray: Bad and good news for Canada’s birds
Saturday, July 21 2012 @ 03:10 PM EDT
Contributed by: davidh
Barn swallows are birds with a long history of associating with people. They frequently make their mud nests under the eaves of houses, stables and barns. These summer visitors fly enormous distances from South America to raise chicks in Canada, then gather in chattering flocks on overhead wires before heading south again for the winter.
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