Life--and Death--in the Forest

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Science  25 Jun 1999:
Vol. 284, Issue 5423, pp. 2071
DOI: 10.1126/science.284.5423.2071

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TNFCIWA For researchers seeking to test theories about chimpanzee behavior, including the idea that the animals have a sort of rudimentary culture (see main text), watching the animals in the wild is the only way. But it can take as long as 5 years to accustom a group to the presence of humans, and even then the research program is vulnerable to everything that threatens the chimps themselves, from poaching to disease.