Copulatory behavior in a free-ranging population of stumptail macaques (Macaca arctoides) in Mexico Alyn R. Brereton OriginalPaper Pages: 113 - 122
Return-benefit spite hypothesis: An explanation for sexual interference in stumptail macaques (Macaca arctoides) Alyn R. Brereton OriginalPaper Pages: 123 - 136
The learning and use of gestural signals by young chimpanzees: A trans-generational study Michael TomaselloJosep CallMalinda Carpenter OriginalPaper Pages: 137 - 154
How laboratory-raised Japanese monkeys (Macaca fuscata) perceive rotated photographs of monkeys: Evidence for an inversion effect in face perception Masaki Tomonaga OriginalPaper Pages: 155 - 165
Craniometrical variations among eastern Brazilian marmosets and their systematic relationships Masahito Natori OriginalPaper Pages: 167 - 176
Phylogenetic relationships among the galaginae as indicated by erythrocytic allozymes J. C. MastersR. J. RaynerL. T. Nash OriginalPaper Pages: 177 - 190
Behavioral and adrenocortical responses of rhesus macaque mothers to infant separation in an unfamiliar environment Maribeth ChampouxStephen J. Suomi OriginalPaper Pages: 191 - 202
Studies on conversion of labelled pregnenolone to progesterone by olive baboon placental cytotrophoblast cells in vitro Emmanuel O. WangoPaul Mbui OriginalPaper Pages: 203 - 209
Daytime variations of serum testosterone and luteinizing hormone in captive thick-tailed bush babies (Galago garnetti) R. O. OjooG. E. Otianga-OwitiE. O. Wango OriginalPaper Pages: 211 - 217
Locomotor response to predator threat in red colobus monkeys Daniel L. GeboColin A. ChapmanJoanna Lambert Short Communication Pages: 219 - 223
Frequencies of oral pathologies in a sample of 767 non-human primates Sergio CrovellaGiuseppe Ardito Short Communication Pages: 225 - 230
The circumorbital foramina in primates Charles P. MsuyaTerry Harrison Short Communication Pages: 231 - 240
Report on the distribution, population, and ecology of the yunnan snub-nosed monkey (Rhinopithecus bieti) Yongcheng LongCraig R. KirkpatrickXiaolin Research Report Pages: 241 - 250