Billions of birds nest and raise their young in Canada and the majority are migratory. By 2010,...
![More Birds, Less Birds? Extinction or Expansion?](https://i0.wp.com/www.caotica.com/wp-content/uploads/2015/10/Ruffled-Grouse.jpg?resize=864%2C576&ssl=1)
Billions of birds nest and raise their young in Canada and the majority are migratory. By 2010,...
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