• Marsupials are not exclusive to Australia, there are Marsupials in North and South America and Parts of Asia.
• The largest Marsupial to Ever live as far as we know is the Diprotodon, it was 3 meters long and 2 meters tall and is estimated to weigh 2.7 metric tonnes. It was the size of today's Rhinos. It was a herbivore.
• The Largest known Lizard to ever have Existed is the Megalania. It was native to Australia and thought to be over 5 meters long and over half a metric ton in weight. The true size of the Animal is not known for sure because the fossils are too incomplete to get an accurate estimate.
