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Sunday, October 3, 2010

Sundaland Fauna

These include Sumatra, Java, Borneo and the surrounding smaller islands, they share similar characteristics to the Asian fauna. During the ice age, Laurasia after the break, the main Asian continent has brought to the Indonesian archipelago name.
On the other hand, a decrease in sea level in Asia has allowed animals to migrate Sundaland. Consequently, there are larger species such as tigers, rhinos, orang-utans, elephants and leopards in this region, although some species are considered endangered. The Makassar Strait between Borneo and Sulawesi and Lombok Strait between Bali and Lombok, which is the line separator Wallace, marks the end of the Sundaland region.

Sundaland has a total of 381 species of mammals. 173 of them are endemic to this region. Most of these species are threatened with extinction. Two species of orang-utan, Pongo pygmaeus are (orangutan of Borneo) and Pongo abelii (Sumatran orangutan) listed in the IUCN Red List. Other mammals such as the proboscis monkeys of Borneo, Sumatra and Java rhinoceros rhinoceros are known to extinction.

According to Conservation International, a total of 771 bird species regularly in Sundaland. 146 of them are endemic to this region. Java and Bali, at least 20 endemic species such as the Star of Bali and Java plover.

Reptiles and Amphibians
An astonishing 449 species in 125 kinds of reptiles is estimated to live in Sundaland. 24 genera and 249 species are endemic. Three families of reptiles are endemic to this region: Anomochilidae and Xenophidiidae Lanthanotidae, the latter of the Borneo earless monitor, a very rare and little known lizard represented. About 242 species in 41 genera of amphibians live in this region. 172 species of them, including six endemic genera Ceciliano.

Nearly 200 new species are discovered in the last ten years in this region. About 1,000 species of fish are known to live in rivers, lakes and swamps Sundaland. Borneo has about 430 species, 164 of them endemic. Sumatra has 270 species, of which 42 are endemic. The known gold arowana is one of the best examples of fish in this region.

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