This Inisight Marker outlines what contributes to more Koala births and deaths. It is apparent that their are many more factors that contribute to Koala deaths and a decrease in Eucalyptus tree growth compared to factors that contribute to increased Koala births and eucalyptus trees. Although this simulation does not work, it still demonstrates that the numbers of Koalas will rapidly decline if more is not done to help increase their population numbers in South East Queensland