Forest + Forest - Peridomestic + Peridomestic - Domestic + Total
Forest + 9 4 0 0 0 13
Forest - 8 1 0 0 1 10
Peridomestic + 0 0 3 0 5 8
Peridomestic - 0 0 1 0 0 1
Domestic + 0 0 2 0 18 20