Chimps Use Tools to Excavate Underground Food, Study Says | Sci.News
Chimp Intelligence Vs Humans
The Incredible Range of Chimpanzee Behavior - JSTOR Daily
Monkey stone tools in Brazil pre-date discovery of Americas | New Scientist
Oldest non-human stone tools outside Africa found in Brazil
Chimpanzee guide: where they live, what they eat, and how they use tools and weapons - Discover Wildlife
Oldest non-human stone tools outside Africa found in Brazil
Tool use by non-humans - Wikipedia
Why Chimpanzees Have Not Entered The Stone Age
Evolution
Monkeys Make Stone "Tools" That Bear a Striking Resemblance to Early Human Artifacts | Scientific American
Captive chimpanzees can figure out how to use tools to dig for food •
Tools and primates: Opportunity, not necessity, is the mother of invention
Bonobos use a range of tools like stone-age humans | New Scientist
Chimpanzees Are Intelligent Enough To Use Tools Without Getting Help From Others
Chimpanzees more likely to share tools, teach skills when task is complex - The Source - Washington University in St. Louis
Tool Use Comes Naturally to Chimpanzees | Sci.News
Chimps Catch Insects to Put on Wounds. Is It Folk Medicine? - The New York Times
Female Chimps More Likely Than Males to Hunt With Tools | Smart News| Smithsonian Magazine
The culture of tool use in primates - YouTube
Great apes can make and use tools, Israeli study shows | The Times of Israel
Bonobo Apes Capable of Making Spears - and Using Them - Science & Health - Haaretz.com
Monkeys have used stone tools for hundreds of years - YouTube
