All Articles Tagged As: chimpanzees

Why Don't Chimpanzees Like To Barter Food? (2/1/2008)

For thousands of years, human beings have relied on commodity barter as an essential aspect of their lives. It is the behavior that allows specialized professions, as one individual gives up some of what he has reaped to exchange with another for something different. In this way, both individuals end up better off. Despite the importance of this behavior, little is known about how barter evolved and developed. ...> Full Article

Great Apes Endangered By Human Viruses (1/26/2008)

The opening of gorillas and chimpanzees reserves for tourism is often portrayed as the key to conserving these endangered great apes. There are also however serious concerns that tourism may expose wild apes to infection by virulent human diseases. ...> Full Article

Chimpanzees rely on role models more than children do (1/15/2008)

Researchers found that chimpanzees are heavily dependent on fellow chimps as role models ...> Full Article

Chimpanzees exaggerate their screams when under attack, to attract help from higher ranking group members (10/15/2007)

Research by the University of St Andrews shows that chimpanzees vary their screams depending on the severity of the attack and that they can exaggerate the nature of the attack, but only if higher ranking group members are in the audience. The way they scream provides nearby listeners with important cues about the nature of the attack. ...> Full Article