In gorillas, if individual A intervenes in a fight betw…
タグ: Juichi Yamagiwa
Do animals have their own societies?
If humans have the same origin as apes and other animal…
Differences in ranging patterns between gorillas and chimpanzees
Ranging patterns were also different between the specie…
What did bipedalism bring to humans?
So, how did bipedalism help our human ancestors overcom…
Humans are the only apes that form a multi-level society
Current human society is typically based on the family,…
Is high intelligence unique to humans?
Humans who went into the savanna faced two problems: sp…
Males gathering around the group
On Yakushima, non-group-member males frequently appear …
Harsh environments evolved active food sharing as a means of communication
At what stage of our evolution did active (voluntary) f…
Differential feeding strategies of gorillas and chimpanzees
Gorillas eat a large amount of leaves, and feed on a lo…
Comparison of social structures of Japanese macaques
How different were their social structures? First of a…