11.1 Links

Samples of primate vocalizations, both audio and video, can be found on the web. Go to http://acp.eugraph.com/monkey/index.html

The animal communication project for information on the calls of vervet monkeys and chimpanzees; an example of a chimpanzee vocalisation is available at this site. Some examples of vervet monkey alarm calls can be found at http://www.psych.upenn.edu/~seyfarth/Baboon research/vervet vox.htm

AAAS News Archives hold a news item on Rico (see pp. 260‒261): http://news.sciencemag.org/2004/06/dog-many-words

For more information on the Clever Hans effect see http://en.wikipedia.org/wiki/Clever_Hans