There are no countries in Antarctica.
Australia or Antarctica both have only one country On their continent
AUstraila is the closets one because it is only by its self and is
antarctica
Only one: Antarctica.
The Antarctica Treaty, signed by 50 countries, says no country owns it.
The only permanent population in Antarctica are those scientists that live and work at the various research stations on the continent. There are no recognized geopolitical divisions in Antarctica, so there is no "lowest population country" in Antarctica.
There is more than one map of Antarctica.
Antarctica.
Yes, on average it is (only because Antarctica is not a country).
Australia is a country (and also the only country that is also a continent.) Antartica, however, is not.
Antarctica is a continent and each continent is in only one part of the world.