The 2,900-year-old site where this was found is far from any other known place that holds such ancient artifacts and there has not been enough research done to explain how they got here.
400 million year old fossil casts doubt on previous thoughts on shark teeth evolution
By Benedict King, Max Planck Institute for Evolutionary Anthropology; Martin Rücklin, Naturalis Biodiversity Center, and Philip C J Donoghue, University of Bristol Teeth play a central role in the ecology of most vertebrates – for catching prey, processing food and even attracting a mate. It’s no surprise that scientists such as ourselves have long been […]
Ancient Antarctic sharks store climate secrets in their teeth
The now-extinct sand tiger shark species Striatolamia macrota was once a constant in the waters around the Antarctic Peninsula, and it left exquisitely preserved fossil teeth.