Grazing changes the vegetational structure and creates a variation of successional habitat within the prairie. The result? A much-welcomed invitation to grassland birds (such as ring-necked pheasants), pollinators and other wildlife in the area.
The sheep left the more mature, woodier big bluestem grass untouched. Instead they trampled around it to find more tender species, including more tender big bluestem, plus little bluestem, side-oats grama, wild bergamot, yarrow, purple prairie clover and some sunflower species.