Animal Tool-Use - ScienceDirect
Why Chimpanzees Have Not Entered The Stone Age
The extraordinary lengths chimps go for honey | BBC Earth
Captive chimpanzees can figure out how to use tools to dig for food •
Nutcrackers & Whistles: Animals That Use Tools
Archaeological signatures of chimpanzee perishable technology | Primate Models for Behavioural Evolution Lab
Evolution
Tool use by non-humans - Wikipedia
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
Chimpanzee guide: where they live, what they eat, and how they use tools and weapons - Discover Wildlife
Monkeys Make Stone "Tools" That Bear a Striking Resemblance to Early Human Artifacts | Scientific American
Tool use for corpse cleaning in chimpanzees | Scientific Reports
Oldest non-human stone tools outside Africa found in Brazil
Chimpanzees more likely to share tools, teach skills when task is complex - The Source - Washington University in St. Louis
Monkey stone tools in Brazil pre-date discovery of Americas | New Scientist
Chimpanzee - Intelligence, Tool Use, Social Behavior | Britannica
170+ Chimpanzees Using Tools Stock Photos, Pictures & Royalty-Free Images - iStock
Great apes can make and use tools, Israeli study shows | The Times of Israel
Tool use is 'innate' in chimpanzees but not bonobos, their closest evolutionary relative | University of Cambridge
What wild apes and children have in common
Tool use by non-humans - Wikipedia
Tools and primates: Opportunity, not necessity, is the mother of invention
