Krapina Rock (1 of 2) (IMAGE) University of Kansas Caption Arrow indicates edge of the rock with the reddish-brown limonite staining. La flèche indique le bord de la roche présentant une coloration de limonite rouge-brune. An international research team that includes Davorka Radovči?, Croatian Natural History Museum, curator, and David Frayer, University of Kansas, professor emeritus of anthropology, discovered a limestone rock recovered from the Krapina Neanderthal site didn't belong in the cave and was evidence a Neanderthal collected it 130,000 years ago. Credit David Frayer, University of Kansas Usage Restrictions None License Licensed content 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.