WERE THERE BISON? BY JOE KOSACK For more than a 150 years, historians, archaeologists and researchers have debated whether bison once inhabited parts of Pennsylvania. Historic accounts and maps suggest they did. But bones or other reliable physical haven't been found to date. That muddies scientific confidence bison inhabited Pennsylvania, even if all parties agree the animal couldn't be found in Penn's Woods by the start of the 19th century. Bison have been in North America - courtesy of the Bering land bridge - for 125,000 to maybe 190,000 years, which surely makes their presence on the continent historic. Although MARCH 2020 3