Oldest non-human stone tools outside Africa found in Brazil
Spear-Hunting Chimps - Animal Cognition
Female Chimps More Likely Than Males to Hunt With Tools | Smart News| Smithsonian Magazine
Nutcrackers & Whistles: Animals That Use Tools
Chimpanzee guide: where they live, what they eat, and how they use tools and weapons - Discover Wildlife
Tool use for corpse cleaning in chimpanzees | Scientific Reports
The extraordinary lengths chimps go for honey | BBC Earth
170+ Chimpanzees Using Tools Stock Photos, Pictures & Royalty-Free Images - iStock
Tool use is 'innate' in chimpanzees but not bonobos, their closest evolutionary relative | University of Cambridge
Chimp Intelligence Vs Humans
Oldest non-human stone tools outside Africa found in Brazil
Chimps Shine Light on Mystery of How the First Humans Used Tools to Dig for Food
Why Chimpanzees Have Not Entered The Stone Age
Monkeys Make Stone "Tools" That Bear a Striking Resemblance to Early Human Artifacts | Scientific American
Chimpanzee - Intelligence, Tool Use, Social Behavior | Britannica
Chimps Catch Insects to Put on Wounds. Is It Folk Medicine? - The New York Times
Tool use by non-humans - Wikipedia
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
Tool use by non-humans - Wikipedia
