Australia is the country that's also a continent in the Southern Hemisphere.
Australia is the country located in the southern hemisphere that is also considered a continent.
Australia is a country that is also considered a continent located in the Southern Hemisphere.
The country that is also a continent located in the southern hemisphere is Australia. It is the only country that occupies an entire continent.
Australia is a continent that is also a country. Located in the southern hemisphere, it is the only continent that is also a single country.
Australia, did you honestly not know that??
The hemisphere in which the entire continent of Antarctica lies in is the Southern Hemisphere. Australia is also entirely in the Southern Hemisphere.
Australia is the only continent located entirely in the southeastern hemisphere. It is also the smallest continent and is often referred to as both a continent and a country.
Australia is both a country and a continent, but it does not fit the geographical definition of an island. Being surrounded by water, it is classed as an island continent, but not an island.
Australia
The continent that is (mostly) in the southern hemisphere and is also in the western hemisphere (hence, in the south-western quadrant) is South America.
South America is in the Western Hemisphere and also in partially both the Northern and Southern Hemispheres. Africa is partially in the Western Hemisphere and too spans both the Northern and Southern Hemispheres.