Jokro: The death of a wild infant chimpanzee from respiratory disease Tetsuro Matsuzawa Editorial 26 April 2020 Pages: 339 - 346
Genetic diagnosis of trisomy 21 in chimpanzees (Pan troglodytes) Peter FrandsenPeter JohansenChristina Hvilsom News and Perspectives 11 March 2020 Pages: 347 - 350
Fake twins? Two cases of intensive allomaternal care by female Japanese macaques before and after their own partum Shintaro Ishizuka News and Perspectives 16 March 2020 Pages: 351 - 355
Chasing a ghost: notes on the present distribution and conservation of the sooty mangabey (Cercocebus atys) in Guinea-Bissau, West Africa Maria Joana Ferreira da SilvaChristina PaddockTânia Minhós News and Perspectives Open access 21 April 2020 Pages: 357 - 363
Observations of infant conflict and avoidance in San Martin titi monkeys (Plecturocebus oenanthe) Shannon Hodges News and Perspectives 25 March 2020 Pages: 365 - 371
Review of GPS collar deployments and performance on nonhuman primates Kerry M. DoreMalene F. HansenAgustín Fuentes Original Article 21 January 2020 Pages: 373 - 387
Correction to: Review of GPS collar deployments and performance on nonhuman primates Kerry M. DoreMalene F. HansenAgustín Fuentes Correction 05 February 2020 Pages: 389 - 390
Longitudinal changes in the targets of chimpanzee (Pan troglodytes) hunts at Mahale Mountains National Park: how and why did they begin to intensively hunt red colobus (Piliocolobus rufomitratus) in the 1980s? Kazuhiko HosakaMichio NakamuraYukio Takahata Original Article 24 February 2020 Pages: 391 - 401
Color discrimination and color preferences in Chimpanzees (Pan troglodytes) Camille H. M. PeneAkiho MuramatsuTetsuro Matsuzawa Original Article 16 January 2020 Pages: 403 - 413
Spatial position-associated mating strategies employed by male Japanese macaques (Macaca fuscata yakui) in Yakushima Yosuke OtaniAkiko SawadaGoro Hanya Original Article 22 January 2020 Pages: 415 - 426
Seasonal variation in energy balance of wild Japanese macaques (Macaca fucata yakui) in a warm-temperate forest: a preliminary assessment in the coastal forest of Yakushima Yosuke KuriharaKodzue KinoshitaGoro Hanya Original Article 11 February 2020 Pages: 427 - 442
Does rank rule? Rank-related grooming patterns in Nicobar long-tailed macaques Macaca fascicularis umbrosus Partha Sarathi MishraArijit PalMatthew Cooper Original Article 27 February 2020 Pages: 443 - 453
Differential responses of non-human primates to seasonal temperature fluctuations John Chih Mun ShaHeying DuWu Chen Original Article 07 February 2020 Pages: 455 - 464
Open/close-ended vasectomy technique by single incision on vervet monkeys (Chlorocebus pygerythrus) Ana Navarro-SerraHéctor Sanz-Cabañes Original Article 31 January 2020 Pages: 465 - 471
The diet and feeding behavior of the black-and-white colobus (Colobus guereza) in the Kalinzu Forest, Uganda Ikki MatsudaHiroshi IhobeChie Hashimoto Original Article 05 February 2020 Pages: 473 - 484
Evolution of the bitter taste receptor TAS2R38 in colobines Laurentia Henrieta Permita Sari PurbaKanthi Arum WidayatiHiroo Imai Original Article 01 February 2020 Pages: 485 - 494
Potential role in seed dispersal revealed by experimental trials with captive southern muriquis (Brachyteles arachnoides) E. M. ZanetteL. F. FuzessyE. L. A. Monteiro-Filho Original Article 05 February 2020 Pages: 495 - 505
Geophagy in the yellow-tailed woolly monkey (Lagothrix flavicauda) at La Esperanza, Peru: site characterization and soil composition Vinciane FackSam ShaneeHélène Meunier Original Article 24 February 2020 Pages: 507 - 518
Germination of native and exotic seeds dispersed by wild black-and-gold howler monkeys (Alouatta caraya): assessing deinhibition and scarification effects Darío M. FergnaniMartín M. KowalewskiVanina A. Fernández Original Article 16 January 2020 Pages: 519 - 527
Living in small spaces: Forest fragment characterization and its use by Philippine tarsiers (Tarsius syrichta Linnaeus, 1758) in Mindanao Island, Philippines Simeon Gabriel F. BejarMariano Roy M. DuyaPerry S. Ong Original Article 10 February 2020 Pages: 529 - 542