Most populus wildbird in North America...the American Robin

Photos by BarrytheBirder

There are over 370 million American Robins estimated to be in North America, closely followed by the Mourning Dove, estimated at around 350 million (although some estimates say the number could be as high as 500 miliion!).   When it comes to waterfowl, the Mallard Duck is estimated to number 6.6 million.  

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BarrytheBirder