Groovy Monkey Teeth Pose a Tool-Use Mystery

[Bok]

Weird dental scratches in humans can indicate tool use, but in some macaques, they mean something entirely different

-- Read more on ScientificAmerican.comhttp://feeds.feedburner.com/~ff/ScientificAmerican-News?i=Ltr4POurDDs:VyUVfAynuw0:V_sGLiPBpWU (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:V_sGLiPBpWU) http://feeds.feedburner.com/~ff/ScientificAmerican-News?i=Ltr4POurDDs:VyUVfAynuw0:gIN9vFwOqvQ (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:gIN9vFwOqvQ) http://feeds.feedburner.com/~ff/ScientificAmerican-News?d=cGdyc7Q-1BI (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:cGdyc7Q-1BI) http://feeds.feedburner.com/~ff/ScientificAmerican-News?d=QXVau8BzmBE (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:QXVau8BzmBE) http://feeds.feedburner.com/~ff/ScientificAmerican-News?i=Ltr4POurDDs:VyUVfAynuw0:F7zBnMyn0Lo (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:F7zBnMyn0Lo) http://feeds.feedburner.com/~ff/ScientificAmerican-News?d=l6gmwiTKsz0 (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:l6gmwiTKsz0) http://feeds.feedburner.com/~ff/ScientificAmerican-News?d=I9og5sOYxJI (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:I9og5sOYxJI) http://feeds.feedburner.com/~ff/ScientificAmerican-News?d=qj6IDK7rITs (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:qj6IDK7rITs) http://feeds.feedburner.com/~ff/ScientificAmerican-News?d=yIl2AUoC8zA (http://rss.sciam.com/~ff/ScientificAmerican-News?a=Ltr4POurDDs:VyUVfAynuw0:yIl2AUoC8zA)


More... (https://www.scientificamerican.com/article/groovy-monkey-teeth-pose-a-tool-use-mystery/)