Courtesy of Steve Gosser
Large flocks of tundra swans were seen flying over the Pittsburgh area for the Audubon Christmas Bird Count on Dec. 26, 2020.
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The Audubon Society’s Christmas Bird Count in Pittsburgh tallied 78 species, one of the highest numbers of types of birds recorded in the 110 years the count has been conducted in Pittsburgh.
The national Audubon Society’s Christmas Bird Count, in its 121st year, is a birding tradition serving as an annual census of the birds, helping scientists track population trends.