Game (and other biota) tend to distribute latitudinally, along uniform climate zones, far more than longitudinally, across them.
Bison have a daily range of about 2 mi. (3.2 km). This would give a seasonal range (over 90 days) of only 200 miles (320km) or so , and likely far less.
Bison have a daily range of about 2 mi. (3.2 km). This would give a seasonal range (over 90 days) of only 200 miles (320km) or so , and likely far less.