Tina Ludecke (IMAGE) University of the Witwatersrand Caption Tina Lüdecke stands beside "Little Foot," a remarkably well-preserved skeleton of Australopithecus discovered in the Sterkfontein Cave, celebrated as the most complete pre-human skeleton ever found. In her research, however, Lüdecke and her team primarily work with isolated fossilized tooth fragments. Credit Bernhard Zipfel/Wits University Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.