i hitched a ride with misuse of project director bill kleiman and restoration ecologist cody considine to track down the bison in their five hundred acre grazing area. the wire the bison so important to the restoration process bison eight grass and there the disturbances they're creating puts diversity on the landscape as they graze the nutrients are going in one of them is coming out the back and they are getting a very quick nutrient cycling on the prairie. those bison patties are spreading seeds and fertilizing the soil what's the average weight of a full size bison the coyotes can range from eight hundred to eleven hundred pounds in the balls as they mature they can get up to two thousand pounds massive so how many bison do we have on them on the reserve thirty adults and sixteen calves the calf was just born last week a little tiny want to get easily pick it up it's pretty exciting to think about the calf being born a illinois prairie that hasn't happened for probably two hundred years. what happened to bison here there was a tremendous slaughter of bison in the eight hundred seve