Komodo dragon collision between Australia and Southeast Asia allowed these larger varanids to move back into what is now the Indonesian archipelago, extending their range as far east as the island of Timor. The Komodo dragon was believed to have differentiated from its Australian ancestors 4 million years ago. However, recent fossil evidence from Queensland suggests the Komodo dragon actually evolved in Australia before spreading to Indonesia. Dramatic lowering of sea level during the last glacial period uncovered extensive stretches of continental shelf that the Komodo dragon colonised, becoming isolated in their present island range as sea levels rose afterwards. Extinct Pliocene
Lizard Island were declared a national park, which is now administered by the Queensland Parks and Wildlife Service. The island is also part of the Great Barrier Reef Marine Park, administered jointly by the Great Barrier Reef Marine Park Authority and the Queensland Environmental Protection Agency. Permits are required for all manipulative research in the Lizard Island Group and the waters surrounding it. Lizard Island has a number of heritage-listed sites, including: The most commonly found lizard on Lizard Island is the yellow-spotted monitor ("Varanus panoptes)." Aside from the national park, Lizard Island also contains a number of other facilities: Situated on