Canada Geese watch as a prescribed burn treats tall grass prairie at the U.S. Fish and Wildlife Service's Crab Orchard National Wildlife Refuge in Illinois.
Clarence Cannon NWR, Annada, Missouri: Clarence Cannon National Wildlife Refuge is a unit of the Mark Twain National Wildlife Refuge near Quincy, Illinois. It is located along the Mississippi River north of St. Louis. Although riverboats still...
