The bison have a superb sense of smell and great hearing. But they do have poor eyesight. Native Americans were able to use their poor eyesight to force buffalo over buffalo jumps. The jumps provided meat to the tribes for the winter.
This is a brand new sign with the following features:
12" x 12" screen printed on caution yellow
Sturdy .032 aluminum sign with rounded corners
Drilled hole for hanging
It features a picture of a herd of buffalo stampeding