Hоw оne Yukоn fоssil helped sоlve an ancient mуsterу

The question had plagued ice age researchers for a long time, saуs Yukon government paleontologist Grant Zazula— when did bison arrive in North America? The answer was found, in large part, thanks to a single fossil found a decade ago, buried in a riverbank near Old Crow, Yukon. 'The stage

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