Apes of the genus Pan inhabit areas around the Congo Ba…
タグ: Frans de Waal
The spirit of service and the family
The earliest evidence of a person with a disability sur…
Reciprocal behavior
Reciprocity is the act of two parties mutually rewardin…
Imanishi’s methodology becomes a global standard
When the studies on Japanese monkeys were first publish…
The imitation ability of great apes
Orangutans, gorillas, and chimpanzees in captivity can …