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Australia, officially the Commonwealth of Australia, [17] is a country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands. [18] Australia has a total area of 7,688,287 km 2 (2,968,464 sq mi), making it the sixth-largest country in the world and the largest in Oceania .
Thysanotus is a genus of perennial herbs in the family Asparagaceae, subfamily Lomandroideae. [2] They are mostly native to Australia with 45 of the 50 known species occurring in Western Australia alone, although a few species range northward into New Guinea and Southeast Asia as far north as southern China.
Australia is the only First World country on the Australia-New Guinea continent, although the economy of Australia is by far the largest and most dominant economy in the region and one of the largest in the world. Australia's per-capita GDP is higher than that of the United Kingdom, Canada, Germany, and France in terms of purchasing power ...
Australia has the third-largest exclusive economic zone of 8,148,250 km 2 (3,146,060 sq mi). This EEZ does not include the Australian Antarctic Territory (an additional 5,896,500 km 2 (2,276,700 sq mi)). Australia has the largest area of ocean jurisdiction of any country on Earth. [5] It has no land borders.
They are found in the coastal waters of southern Australia and distinguished by the bright blue colouring of the adult males. The thick-bodied blue gropers have peg teeth, heavy scales, large tails and thick lips. Juveniles are brown to green brown. Adult females are brown to greenish-yellow. Each scale may have a darker red spot.
The geology of Australia includes virtually all known rock types, spanning a geological time period of over 3.8 billion years, including some of the oldest rocks on earth. Australia is a continent situated on the Indo-Australian Plate .
As Australia drifted, local and global climatic change had a significant and lasting effect: a circumpolar oceanic current developed, atmospheric circulation increased as Australia moved away from Antarctica, precipitation fell, there was a slow warming of the continent and arid conditions started to develop. [8]
The world's smallest continent, Australia is also the sixth-largest country by land area and sometimes considered the world's largest island. Australia has a mainland coastline of 32,994 kilometres (20,502 mi) [14] and claims an exclusive economic zone of about 8,200,000 square kilometres (3,200,000 sq mi). [15]