Macfadden, B. J. (2005). Evolution. Fossil horses--evidence for evolution. Science, 307(5716), 1728–1730.
|
Cohen, J. (2007). Animal behavior. The world through a chimp's eyes (Vol. 316).
|
Morell, V. (2007). Nicola Clayton profile. Nicky and the jays (Vol. 315).
|
Pennisi, E. (2006). Animal cognition. Man's best friend(s) reveal the possible roots of social intelligence (Vol. 312).
|
Pennisi, E. (2006). Animal cognition. Social animals prove their smarts (Vol. 312).
|
Weir, A. A. S., Chappell, J., & Kacelnik, A. (2002). Shaping of hooks in New Caledonian crows. Science, 297(5583), 981.
|
Pennisi, E. (1999). Are out primate cousins 'conscious'? (Vol. 284).
|
Pennisi, E. (1997). Schizophrenia clues from monkeys (Vol. 277).
|
Williams, N. (1997). Evolutionary psychologists look for roots of cognition (Vol. 275).
|
Galdikas, B. M. (1989). Orangutan tool use. Science, 243(4888), 152.
|