This story appears in the October 2010 issue of National Geographic ... animals. Some of the oldest bones belonged to creatures far larger and more fearsome than any found today in Australia.

Endemic to the waters off south and east Australia, leafy sea dragons are ... It is not known if they are preyed upon by other animals. They are, however, frequently taken by divers seeking ...

Box jellies, also called sea wasps and marine stingers, live primarily in coastal waters off Northern Australia and throughout the Indo-Pacific. They are pale blue and transparent in color and get ...

Many millions of these animals roam Australia, and considerable numbers are killed each year for their skins and meat, which is becoming a more popular human food.