Tight Entrance CaveResearch Projects | Updated 1 decade ago Nullarbor Caves Photo by Clay Bryce, image copyright of WA Museum This project is the study of the demise of Australia's Megafauna and the part played by early man. Project in conjunction with Flinders University and headed by Dr. Gavin Prideaux of FU. WA Museum to film and photograph the cave dig for use in the new museum as well as for promotional /media use from possible Nature paper.