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Pictures Sri Lanka bubble-nest frog: Pseudophilautus adspersus: Nuwara Eliya, Sri Lanka Last collected in 1886. The cause of extinction is unknown, but habitat loss due to agriculture has been suggested. [110] Pseudophilautus dimbullae: Dimbula, Sri Lanka Known only from holotypes collected in 1933.
Junglefowl are the only four living species of bird from the genus Gallus in the bird order Galliformes, and occur in parts of South and Southeast Asia.One of the species in this genus, the red junglefowl, is of historical importance as the direct ancestor of the domestic chicken, although the grey junglefowl, Sri Lankan junglefowl and green junglefowl are likely to have also been involved. [2]
Sri Lankan junglefowl and red junglefowl diverged about 2.8 million years ago, whereas time of divergence between the Sri Lankan junglefowl and grey junglefowl was 1.8 million years ago. [2] Evidence of introgressive hybridization from Sri Lanka junglefowl has also been established in domestic chicken. [2]
This is a list of the mammal species recorded in Sri Lanka, with their respective names in Sinhala also listed. There are 125 mammal species in Sri Lanka , of which one is critically endangered, ten are endangered, ten are vulnerable, and three are near threatened.
Being an island Sri Lanka lacks land area to supports large animals. [3] However fossil evidence of large archaic species of rhinoceroses, hippopotamuses, and lions have been discovered. The flora and fauna of Sri Lanka is mostly understudied. [4] Therefore, the number of endemics could be underestimated.
The shy Australian animals died after only a century of European settlement. Despite the world's last captive thylacine dying in 1936, the secretive animal wasn't declared extinct until 1986.
Panthera leo sinhaleyus is an extinct prehistoric subspecies of lion, excavated in Sri Lanka. It is believed to have become extinct prior to the arrival of humans c. 37,000 years BCE . [ 1 ]
Sri Lanka is known to be home to 794 species of Hemipterans. Detailed work of Sri Lankan hemipterans are recorded in the book Catalogue of Hemiptera of Sri Lanka. Sri Lanka comprises 74 species in 46 genera and 6 families of aphids within the order Hemiptera. 2 endemic aphid species are found on Sri Lanka