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
Iberian rock lizard Iberian rock lizard The Iberian rock lizard (Iberolacerta monticola or Lacerta monticola) is a species of lizard in the family Lacertidae. The species is endemic to Portugal and Spain. Its natural habitats are mountain forests, shrubland, rivers and rocky areas. It is threatened by habitat loss. The Iberian rock lizard measures about from snout to vent with a long, slender tail twice as long again. It is somewhat flattened with finely boned, short limbs. The colour varies in different parts of its range. The general colour is light brown variously patterned with longitudinal bands of colour or longitudinal rows of