2.	Why is there controversy about using the term "culture" to describe nonhuman species?
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reference


Culturehttp://www.unl.edu/rhames/courses/212/chimpculture/chimpculture.html
Scholarly article by C. Boesch on chimpanzee culture (pdf)
http://www.eva.mpg.de/primat/staff/boesch/pdf/evo_is%20culture%20a%20golden%20barrier.pdf
More news about Chimpanzee "Culture"

http://news.bbc.co.uk/2/hi/science/nature/4166756.stm
http://news.nationalgeographic.com/news/2005/08/0826_050826_chimpculture.html
http://news.nationalgeographic.com/news/2004/10/1006_041006_chimps.html

Chimp using spears to hunt prey (article and link to video footage)
http://www.washingtonpost.com/wp-dyn/content/article/2007/02/22/AR2007022201007.html