Borneo
Borneo refers to an island that consist of the country of Brunei, part of Indonesia and part of Malaysia. Sumatra refers to the Indonesian territory of Borneo. Since it is part of Indonesia, Sumatra's main language is Bahasa Indonesia.
Java, the most populated island in the world, per square kilometer
There are many islands that lies between Sulawesi and Sumatra, but the biggest one is Kalimantan or sometimes called as Borneo.
Borneo
Sumatra.
Sumatra
The Indonesian name for Borneo is Kalimantan.
The island that lies between Java and Lombok is Bali.
The main language spoken in Sumatra is Indonesian. Indonesian is the official language of Indonesia and is widely spoken throughout the country, including on the island of Sumatra.
Northwest Indonesia is the island of Sumatra. Sumatra is the second largest island after Borneo. The volcano Seulawah Agam is an active volcano located in the region.
It only lives in an Indonesian island of Sumatra
It hit Sumatra first, an Indonesian island.