Chimpanzees Are Really Into Crystals - The New York Times
- Chimpanzees Are Really Into Crystals The New York Times
- Our love of crystals goes back at least 6 million years Yahoo
- Square-cut or pear-shaped... diamonds are also a chimp’s best friend The Telegraph
- Putting up the large crystal (IMAGE) EurekAlert!
- Researchers Discover Chimpanzees Collect Crystals for Unexplained Reasons streamlinefeed.co.ke