Chimps Shine Light on Mystery of How the First Humans Used Tools to Dig for Food
Common Chimpanzee Stock Photo - Download Image Now - Work Tool, Chimpanzee, Ape - iStock
Earliest evidence of monkeys' use of stone tools found
Nutcrackers & Whistles: Animals That Use Tools
Tool use by non-humans - Wikipedia
Chimpanzee guide: where they live, what they eat, and how they use tools and weapons - Discover Wildlife
Chimps that use tools for complex tasks pass those skills on - Futurity
Why Chimpanzees Have Not Entered The Stone Age
Spear-Hunting Chimps - Animal Cognition
Chimpanzees Are Intelligent Enough To Use Tools Without Getting Help From Others
How a Woman Changed the Definition of Man and Asked, 'What is Human?'
Bonobos use a range of tools like stone-age humans | New Scientist
Chimps Use Tools to Excavate Underground Food, Study Says | Sci.News
Chimpanzees more likely to share tools, teach skills when task is complex - The Source - Washington University in St. Louis
Evolution
Why Chimpanzees Have Not Entered The Stone Age
The culture of tool use in primates - YouTube
What wild apes and children have in common
Monkeys Provide Clues to How Tool Use Developed - The New York Times
Monkeys Make Stone "Tools" That Bear a Striking Resemblance to Early Human Artifacts | Scientific American
Chimpanzee using stick as tool - Stock Image - Z912/0111 - Science Photo Library
Tools and primates: Opportunity, not necessity, is the mother of invention
Chimp Intelligence Vs Humans
Oldest non-human stone tools outside Africa found in Brazil
6 Remarkable Ways Chimpanzees Use Tools
Chimpanzee - Intelligence, Tool Use, Social Behavior | Britannica
