Birds’ nests counted in Washington D.C., USA

This video shows ‘A Northern Cardinal singing in the Montreal Botanical Garden [in Canada], May 2007.’

From the Smithsonian Migratory Bird Center in the USA:

Neighborhood Nestwatch Data Summary

Since the inception of Neighborhood Nestwatch in 2000, 248 nests from 8 different kinds of birds, commonly found in Washington D.C. backyards, have been monitored.

The 8 species are: Song Sparrow, Northern Mockingbird, Carolina Chickadee, Carolina Wren, American Robin, Northern Cardinal, Gray Catbird, and House Wren.

Birds around Albany, New York: here.

Coastal plain swamp sparrow in the USA: here.

Birds sing louder in cities: here.

House sparrows in the USA: here.

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