Basran BurhanPhD candidate, Griffith UniversityI am a freelance archaeologist interested in the modern human dispersal through wallace. My research speciality is in geo-archaeology, in particular in the cave tropic. Currently is a PhD candidate at Griffith University. Shark teeth 'blades' were likely used for ritual or warfare in Indonesia 7,000 years ago Archaeologists have discovered 7,000-year-old shark-tooth knives in Indonesia.
