The smallest continent in the world is Australia/Oceania, with an area of approximately 8,112,000 square kilometers. Australia/Oceania, also called Australasia/Oceania, consists of different islands, including Australia, New Zealand, Papua New Guinea, Fiji, Micronesia, Vanuatu and Samoa.
Australia is the largest of these different islands. There are six different climate types in Australia/Oceania, which range from deciduous forest to dry desert climates, as well as various types of plant life. In tropical regions, there are mangroves and palm trees. However, in dry desert regions, one finds plant life like cacti.
There are seven continents in the world. From the largest to the smallest in size, they are Asia, Africa, North America, South America, Antarctica, Europe and Australia/Oceania.