Ecological correlates of interindividual distance in the St. Kitts veret (Cercopithecus aethiops sabaeus) Lynn A. FairbanksJoan Bird OriginalPaper Pages: 605 - 614
Effects of social and spatial density changes inCercopithecus aethiops sabaeus Michael T. McGuireSteven R. ColeCarol Crookshank OriginalPaper Pages: 615 - 631
Frog-eating behavior of wild black-capped capuchin (Cebus apella) Kosei Izawa OriginalPaper Pages: 633 - 642
Behavior of unacquaintedSaimiri troops upon encounter: A suggestive case study D. K. CandlandK. O'ConnorJ. Eberhart OriginalPaper Pages: 643 - 655
Affiliative, playful, and homosexual interactions of adult female lowland gorillas Robert B. FischerRonald D. Nadler OriginalPaper Pages: 657 - 664
Changes in social structure and interactions after the introduction of a second group in a free-ranging troop of stumptail macaques (Macaca arctoides): Social relations II Alejandro EstradaRosamond Estrada OriginalPaper Pages: 665 - 680
Social development of stumptail macaques (Macaca arctoides): Synchrony of changes in mother-infant interactions and individual behaviors during the first 60 days of life Ramon J. RhineHelen Hendy-Neely OriginalPaper Pages: 681 - 692
Socio-maternal behaviors in response to an infant birth inColobus guereza Robert H. HorwichCandida Wurman OriginalPaper Pages: 693 - 713
Social behavior of a marmoset (Saguinus fuscicollis) group I: Parental care and infant development Jerry L. VogtHarold CarlsonEmil Menzel OriginalPaper Pages: 715 - 726
Versuche zum “vorbedingten” Handeln mit einem jungen Orang-Utan Jürgen Lethmate OriginalPaper Pages: 727 - 736
Further observations on the golden langur (Presbytis geei Khajuria, 1956), with a note to capped langur (Presbytis pileatus Blyth, 1843) of Assam R. P. Mukherjee OriginalPaper Pages: 737 - 747
Male-male interactions with dead infants inMacaca sylvanus Ellen Merz Short Communications Pages: 749 - 754
Orangutan performance on a light-dark reversal discrimination in the zoo Rickie R. DavisHal Markowitz Short Communications Pages: 755 - 759
The “EE-OO machine”—An apparatus which controls a videotape recorder by detecting specific vocalisations J. A. HumphreysJ. H. MackintoshM. R. A. Chance Short Communications Pages: 761 - 764
Daytime births in captive patas monkeys Janice ChismT. E. RowellSandy M. Richards Short Communications Pages: 765 - 767
Pubertal age, weight, and weight gain in the individual female new world monkey (Cebus albifrons) Richard WilenFrederick Naftolin Short Communications Pages: 769 - 773
Determination of age in the Japanese monkey from growth layers in the dental cementum K. WadaN. OhtaishiN. Hachiya Short Communications Pages: 775 - 784
A case of patas-vervet hybrid in captivity Kiyoaki MatsubayashiMomoki HiraiKen Nozawa Short Communications Pages: 785 - 793
Diet and serum lipid responses of seven species ofCercopithecus monkeys: A preliminary study Claud A. BramblettAnthony M. Coelho Jr.Henry C. McGill Jr. Short Communications Pages: 795 - 800
