Bison Management 08
NPS Photo Archive
Efforts to immobilize the lone bulls with tranquilizers were made in 1969 and 1970, in an attempt to conduct brucellosis testing without having to dispatch the animals.
Did You Know?
The American bison is the largest terrestrial mammal in North America. Male bison can weigh a ton and can run 35 miles per hour. Do not approach bison. They weigh more and can outrun you. More...