Babirusas are believed to have diverged from their pig ancestors between 26 million and 12 million years ago after getting isolated on Sulawesi when sea levels rose at the end of the last ice age.
The remains were uncovered along with 87 basalt stone tools used by prehistoric humans. According to a new analysis, the skull belongs to a mysterious type of elephant called Palaeoloxodon.
The elephant skull was buried with 87 stone tools used by prehistoric humans, and all the materials were excavated in late 2000 under the leadership of Dr Ghulam Bhat at the University of Jammu.