A video showing several bison escaping from an overturned tractor trailer was shared by a South Dakota Fire Department recently.

The accident happened on Saturday, December 10th on Highway 1806 north in Fort Pierre, South Dakota.

Not much is known about the accident but according to the Pierre Fire Department, there were around 40 bison stuck inside the trailer when the vehicle overturned.

The driver of the truck was not injured in the incident.  The bison also escaped without injury.

Check out the footage from the scene below.