In a word: fascinating.
http://www.dailymail.co.uk/sciencet...an-cavemen-sex-humans-Borneo-Philippines.html
Mysterious 'Denisovan' cavemen had sex with humans from Borneo to the Philippines
* Species discovered last year in Siberia spread DNA across Southeast Asia
* DNA of 'archaic' Denisovans is like a 'dye' you can use to trace migrations
* 'Two generations' of early humans spread through Southeast Asia
http://www.dailymail.co.uk/sciencet...an-cavemen-sex-humans-Borneo-Philippines.html