Chimpanzee to chimpanzee American Sign Language S. N. CianelliR. S. Fouts OriginalPaper Pages: 147 - 159
Development of phrases in the early utterances of children and cross-fostered chimpanzees B. T. GardnerR. A. Gardner OriginalPaper Pages: 161 - 188
Behavioral diversity in populations of free-ranging chimpanzees in Africa: is it culture? W. C. McGrew OriginalPaper Pages: 209 - 220
Human handedness: an ethological perspective L. F. MarchantW. C. McGrew OriginalPaper Pages: 221 - 228
Dental variability of the Liberian chimpanzee,Pan troglodytes verus D. R. SwindlerL. M. EmelR. L. Anemone OriginalPaper Pages: 235 - 249