Nearly 10,000 wild Yellowstone bison have been slaughtered since 1985 due to the intolerance of the State of Montana. The winter of 2007-2008 was particuly severe. 1,631 bison were killed in just a few months, making it the heaviest slaughter of wild buffalo since the 19th century.

For a detailed breakdown of the slaughter by year, Please see Yellowstone Buffalo Slaughter Totals.

 

how many yellowstone national park buffalo have been slaughtered

 

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