Beginning of Essay
Australia is an island continent which is geographically isolated from the rest of the world. This has resulted in the evolution of many unique plants and animals and the development of a very fragile ecosystem. This ecosystem has been influenced by human immigr ....

Middle of Essay
.... traveled to Australia to trade on the north shores. Experts are not sure, but they believe that these seafarers are the ones who first introduced the dingo into Australia almost 3,500 years ago. The dingo rapidly became the top predator and is probably the cause of the disappearance of the Tasmanian wolf and the Tasmanian devil from Australia. They will hunt down almost anything but they are not known to attack humans. They will attack kangaroos, wombats, rabbits, and even lizards. After the settlers arrived and the sheep were brought in, the dingo started to hunt the sheep. The sheep were much easier for them to get. As a result of this the s ....