Suravech Suteethorn, deputy director of the Palaeontological Research and Education Centre at Mahasarakham University, holds a fossilized dinosaur tooth in Mahasarakham on August 18, 2026. Researchers have found a trove of dinosaur fossils in Khon Kaeon province, which holds the country's richest deposits, offering insight into the creatures that roamed the planet millions of years ago. (Photo by Chanakarn LAOSARAKHAM / AFP via Getty Images) / To go with AFP story Thailand-dinosaur-science, FOCUS by Montira RUNGJIRAJITTRANON