My Plot is an Ecosystem

These are the levels of organization on my plot:
         
          Species: American Robin (Turdus migratorius) and White-Tailed Deer (Odocoileus virginianus)
         
          Population: A group of Wild Turkeys and a grove of Sumac bushes.

          Community: A group of sparrows singing and living around with deer; also Poisan ivy growing up
                    a tall maple tree.

          Ecosystem: My plot and the nature around it!