National Museum of Natural History which reflects the Natural heritage was established on 23 rd of September 1986. This museum is situated same premises of Colombo National Museum facing Ananda Coomaraswamy Mawatha, Colombo 07. Even though there is considerable number of museums in Sri Lanka, this is the only one representing solely the Natural Heritage.

The special feature is that plants and Animal specimens which are endemic to Sri Lanka, rare and threatened with extinction are displayed in this museum. There is a large collection of specimens such as Mammals, Birds, Reptiles, Insects, Fish, Amphibians of various kinds of Plants and Geological Rocks.

Leopard of Punani can be introduced as a special specimens displayed in the Natural science Museum. The Skull of Megacerus giganteus (elk) which huge horns which is displayed at the Geological section of the museum is a specimens that creates curiosity among the visitors. This skull which belonged to an extinct species of stag was gifted by Lord Eniskilen in 1950 and this information gather from department of national Museums web site.