Bison track in dunefield sand
By Geosciences and Environmental Change Science Center
2010 (approx.)
![Photo of bison track in dunefield sand](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/data1.shtml_.jpg?itok=GTNpPzT2)
Detailed Description
Bison track in parabolic dune sand, Wray dunefield, eastern Colorado. Bison tracks are also found in dune sand in the Nebraska Sand Hills.