Chimps Using Tools | Facts About Chimpanzees | DK Find Out
Monkeys Make Stone "Tools" That Bear a Striking Resemblance to Early Human Artifacts - Scientific American
Chimps Shine Light on Mystery of How the First Humans Used Tools to Dig for Food
Oldest non-human stone tools outside Africa found in Brazil
Why Chimpanzees Have Not Entered The Stone Age
Where Do Chimps Learn to Use Tools? Ask Mom. - Big Think
Common Chimpanzee Stock Photo - Download Image Now - Work Tool, Chimpanzee, Ape - iStock
Chimpanzees more likely to share tools, teach skills when task is complex - The Source - Washington University in St. Louis
Nutcrackers & Whistles: Animals That Use Tools
Chimps Using Tools | Facts About Chimpanzees | DK Find Out
Chimps Catch Insects to Put on Wounds. Is It Folk Medicine? - The New York Times
Why Chimpanzees Have Not Entered The Stone Age
Chimpanzees Are Intelligent Enough To Use Tools Without Getting Help From Others
Researchers spot apes fashioning advanced tools - CSMonitor.com
Apes may imitate but they struggle to innovate | New Scientist
Captive chimpanzees can figure out how to use tools to dig for food •
Wild chimpanzee mothers teach young to use tools, video study confirms - The Source - Washington University in St. Louis
Chimps Apply Insects to Their Wounds - Scientific American
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Female Chimps More Likely Than Males to Hunt With Tools | Smart News| Smithsonian Magazine
Bonobos use a range of tools like stone-age humans | New Scientist
Chimpanzees Learn to Use Tools On Their Own, No Teaching Required | Discover Magazine
Chimp Intelligence Vs Humans
