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Earth Day: Lost to History

Apr 16 2012
Instructions
Print, As old as creation Syphilis is now curable :Consult your physician, LoC

Human activity changes the lives of more than just human beings. Humans domesticate animals, hunt them for food and sport, introduce them to new territory—and even wipe them out entirely.

Drag each North American bird below to the year when the last known specimen died.