Nut-cracking behavior by Bossou chimpanzee, Guinea (11.5MB, 00:01:08) Shot Location: Bossou, Republic of Guinea
		species Pan troglodytes Key Words tool use chimpanzee Bossou oil palm culture
	Tetsuro Matsuzawa et al. 2001/11/22 submitted

---

Animalia >Chordata >Mammalia >Primates >Hominidae >Pan >

Bossou chimpanzees use a pair of stones to crack a hard oil-palm nut: one stone as a hammer and the other as an anvil. This behavior has been observed only among the West-African chimpanzees. The tool use enables the chimpanzees to obtain a great amount of nutrition.

References:
Sugiyama Y, Koman J 1979 : Tool-using and making behavior in wild chimpanzees at Bossou, Guinea. Primates 20 : 513-524.
Matsuzawa T 1994 : Field experiments on use of stone tools in the wild. In: Wrangham RW, McGrew WC, de Waal FBM, Heltone PG (eds) : Chimpanzee Cultures, Harvard University Press, Cambridge, pp. 351-370.

(Data No.momo011122pt03a)

Copyrights belong to author.
Read Terms of Service carefully

>>Japanese

[Database Home]