This ancient feature was initially created by Archaic cultures and completed by Woodland period cultures. Its height was reached by the discarding the shells of their food source - oysters, clams, and other mollusks. over a 6,000 time span. Once...
Close up view of a birdwing pearly mussel. For more information go to http://fwie.fw.vt.edu/WWW/esis/lists/e404017.htm
The species is endangered wherever found
including the States of Alabama, Tennessee and Virginia.