what are some of the animals found there?
The Sumatran tiger, Sumatran rhinoceros, Sumatran elephant, Sumatran ground cuckoo, and Sumatran orangutan are all critically endangered, indicating the highest level of threat to their survival.
Sumatra
The Sumatran tiger, Sumatran rhinoceros, Sumatran elephant, Sumatran ground cuckoo, and Sumatran orangutan are all critically endangered, indicating the highest level of threat to their survival. 
what is durian? It is the fruit of several tree species belonging to the genus "Durio". from where did it get the name? It is derived from the Malay language is it used as a medicine? In Malasia, leaf juice is applied on the head of a fever patient.  The Javanese believe durian to have aphrodisiac qualities,  traditional Chinese medicine, consider the durian fruit to have warming properties liable to cause excessive sweating. does the third type have any other such medicine? TCM is said to be based on Compendium of Materia Medica and Huangdi Neijing. The practice includes various forms of herbal medicine, acupuncture, cupping therapy, gua sha, massage. were any of these given during the period of pregnancy? UNANSWERABLE which all countries can we see the fruit mentioned? Thailand and Malaysia, It is native to Borneo and Sumatra. what is the population of the last mentioned place? About 58.5 million which is the largest city there? Medan what is the most common mode of transportation here? Rail transport can you mention a few cities that it connects? Banda Aceh-Lhokseumawe-Besitang-Medan-Tebingtinggi-Pematang Siantar-Rantau Prapat in Northern Sumatra
wiki:19653438
Sumatra [SEP] Flora and fauna
There are about 300 freshwater fish species in Sumatra. There are 93 amphibian species in Sumatra, 21 of which are endemic to Sumatra. ("See also: List of amphibians of Sumatra") The Sumatran tiger, Sumatran rhinoceros, Sumatran elephant, Sumatran ground cuckoo, and Sumatran orangutan are all critically endangered, indicating the highest level of threat to their survival. In October 2008, the Indonesian government announced a plan to protect Sumatra's remaining forests.