Animals have the ability to synchronize their behavior …
タグ: Joan B. Silk
Aggression against other species and aggression against the same species
The purpose of aggressiveness differs depending on the …
The sympathetic ability of monkeys
A Japanese macaque mother will rush to help her infant …
The brain consumes a lot of energy
However, even though social complexity makes the large …
Apes: four genera and eight species
Great apes (family Hominidae) comprise four genera, whi…
Strict dominance/subordinate relationships supported by staring as a threat
Some species of old world monkeys, including Japanese m…
FOXP2 gene and language ability
Since, in humans, the amino acid sequence of the FOXP2 …
Species with infanticide and species with no infanticide
Hrdy’s hypothesis was supported by subsequent studies. …