Population: 3,068,742; Area: 1,025,520 km2; Density: 3.0 people/km2
The Islamic Republic of Mauritania is a country in northwest Africa, bordered by the Atlantic Ocean on the west, Senegal on the southwest, Mali on the southeast and east, Algeria on the northeast, and the Morocco-controlled Western Sahara (about which more later) on the northwest. In an area roughly the size of Ontario or Egypt there are 3 million people and not much else.
Population: 309,672; Area: 103,000 km2; Density: 3.0 people/km2
The Republic of Iceland is an island country in Northern Europe, located in the North Atlantic Ocean between mainland Europe and Greenland (about which more later). In an area roughly the size of Kentucky or the former East Germany there are 300,000 people and a lot of geezers (or maybe geysers).
Population: 449,238; Area: 163,820 km2; Density: 2.7 people/km2
The Republic of Suriname is a country in northern South America, bordered by Guyana to the west, Brazil to the south, French Guiana (about which more later) to the east and the Atlantic ocean to the north. In an area roughly the size of Wisconsin or Tunisia there are 450,000 people and possibly more languages spoken than in any comparable country.
Population: 21,050,000; Area: 7,682,300; Density: 2.6 people/km2
The Commonwealth of Australia is a continent island country located between the Indian and Pacific Oceans. In an area roughly the size of the contiguous 48 states of the USA or almost twice the area of the European Union, there are 21 million people and the world’s most venomous snakes. Two-thirds of the people live in 5 major cities, all located on the coast. Very few of the snakes do.
Population: 2,031,252; Area: 824,292 km2; Density: 2.5 people/km2
The Republic of Namibia is a country in south-west Africa, bordered by the Atlantic Ocean to the west, South Africa to the south, Botswana to the east and Angola to the north. In an area roughly the size of Ontario or Pakistan there are 2 million people and massive problem with HIV/AIDS.
Source : http://top5s.net