A Tribute to Rasanayagam (Rudy) Rudran: Friend, Colleague, Devoted Conservationist, 14 July 1941 – 10 April 2023 Peter M. WaserThomas T. Struhsaker Obituary 07 September 2023 Pages: 819 - 822
Quantitative Analysis of Tarsier Duet Calls from Field Surveys Reveals a New Acoustic Form in Gorontalo (Indonesia) Zuliyanto ZakariaJatna SupriatnaMyron Shekelle ReviewPaper 14 June 2023 Pages: 823 - 846
Natural Non-Polio-Enteroviruses Detected in Captive Mandrills (Mandrillus sphinx) and Chimpanzees (Pan troglodytes troglodytes) Housed in a Primate Center in Franceville, Gabon Illich Manfred MomboBarthélémy NgoubangoyeEric Leroy BriefCommunication 15 May 2023 Pages: 847 - 851
Genetic and Morphological Analyses Confirm the Presence of Cebuella niveiventris (Platyrrhini, Callitrichidae) in Bolivia Leila M. PorterStella de la TorreLiliana Cortés-Ortiz BriefCommunication 13 June 2023 Pages: 852 - 855
Human-Wildlife Conflict in Golden Monkeys (Cercopithecus mitis kandti) of the Volcanoes National Park, Rwanda Eric NdayishimiyeWinnie EckardtAlison W. Fletcher OriginalPaper 04 May 2023 Pages: 856 - 880
Local Ecological Knowledge and Attitudes Towards Sapajus flavius in a Key Area for Primate Conservation Annyelle Kelly da Silva CostaMaría Fernanda De la FuenteRômulo Romeu Nóbrega Alves OriginalPaper 05 May 2023 Pages: 881 - 906
Effect of Social Dominance and Reproductive State on Adrenal Steroids in Female Japanese Macaques (Macaca fuscata) E. N. HartR. S. C. Takeshita OriginalPaper 13 May 2023 Pages: 907 - 927
Interaction-Mediated Tool Use Differently Enhances Physical and Social Cognition in Macaques (Macaca fascicularis) Riccardo ViaroDavide BernardiLuciano Fadiga OriginalPaper Open access 20 June 2023 Pages: 928 - 959
Conservation Biogeography of the Dwarf Lemurs (Cheirogaleus) of Madagascar, Investigated via Ecological Niche Modelling Daniel HendingGrainne McCabeMarc Holderied OriginalPaper Open access 20 May 2023 Pages: 960 - 983
The Link Between Personality, Subjective Well-being, and Welfare in Zoo-Housed Sulawesi Crested Macaques (Macaca nigra) Nia Parry-HowellsKathy BakerHolly L. Farmer OriginalPaper 30 May 2023 Pages: 984 - 1006
Mother’s Age and Social Integration Modulate Sex-biased Maternal Investment in Wild Spider Monkeys (Ateles geoffroyi) Carolina SobenMiquel LlorenteFederica Amici OriginalPaper Open access 22 June 2023 Pages: 1007 - 1025
Macaca nigra in the Spotlight: Accounting for Diversity in Behavior, Ecology, and Conservation in Primates Julie DuboscqJerome Micheletta EditorialNotes 01 August 2023 Pages: 1026 - 1041