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Killing Is Not Just Fighting Turned Up
A new comparative study of 100 primate species finds that lethal and mild aggression have decoupled evolutionarily — and that how often a species…
Mar 22
7
4
22:29
A 13-Million-Year-Old Jaw and the Origins of the Howler Monkey's Diet
New mandibular fossils from Colombia push back the earliest evidence of committed leaf-eating in South American primates
Mar 12
3
2
16:29
The Bonobo Myth: Why the Peaceful Ape Story Doesn't Hold Up
A new large-scale study finds that Pan paniscus and Pan troglodytes are equally aggressive — they just hit different targets.
Mar 11
1
1
22:23
Grass in the Ear, Grass in the Rectum: What Chimpanzee Fads Reveal About the Origins of Culture
A sanctuary in Zambia accidentally documented something strange about why animals — and maybe humans — copy each other.
Mar 6
4
2
21:26
What Chimpanzees Do With Crystals Tells Us Something Strange About Ourselves
A new study tested whether our closest relatives share our ancient attraction to quartz and calcite — and the results are hard to explain away.
Mar 5
1
1
18:17
The Tolerant Brain: What Macaque Amygdalae Tell Us About the Evolution of Social Life
A new study scanned the brains of 12 macaque species and found that tolerance, not aggression, predicts amygdala size — and the developmental story is…
Mar 3
2
1
20:57
February 2026
Wild Chimpanzees Are Regularly Consuming Alcohol, and Their Urine Proves It
New fieldwork from Uganda's Kibale National Park delivers the clearest physiological evidence yet for the "drunken monkey hypothesis" — and what it…
Feb 25
3
2
18:27
What Bonobo Sex Tells Us About the Origins of Rhythm and Communication
A new study on facial mimicry and movement tempo in bonobos opens a window into the deep evolutionary roots of human social behavior.
Feb 17
3
1
16:39
When Macaques Started Washing Sweet Potatoes, We Weren't Ready to Call It Culture
How a 70-year delay in translation reveals our blindness to what we think makes us human
Feb 13
1
1
18:13
A Bonobo Tracks Imaginary Juice
What Kanzi's pretend play reveals about the deep evolutionary roots of the human mind
Feb 11
2
1
15:16
Toothpick Grooves That Were Never Toothpicks
A survey of 500 primate teeth shows that marks once linked to ancient human hygiene can form naturally, while a common modern dental problem appears…
Feb 4
1
1
12:52
January 2026
When Sharing Becomes Survival: How Chimpanzee Groups Solve Resource Dilemmas
New experiments reveal that larger, more tolerant chimpanzee groups manage shared resources more sustainably, offering fresh insight into the…
Jan 26
3
2
16:41
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