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See also: Decision-making
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Pruetz, J.D. & Bertolani, P. 2007. Savanna chimpanzees, Pan troglodytes verus, hunt with tools. Current Biology 17: 412-417. March 2007
Rutz, C., Bluff, L.A., Weir,
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Taylor, A.H., Hunt, G.R., Holzhaider, J.C. & Gray, R.D. 2007.
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Thorpe, S.K.S., Crompton, R.H., Alexander, R.McN. 2007. Orangutans
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June 2007
Clayton, N. 2007. Animal cognition: crows spontaneously
solve a metatool task. Current
Biology 17: R894-R895.
Hernandez-Aguilar, R. A., Moore, J. & Pickering, T.R. 2007.
Savanna chimpanzees use tools to harvest the underground storage organs
of plants. PNAS.
104: 19210-
19213. December 2007