1. Treatment of hepatitis in ex-biomedical chimpanzees at a Japanese sanctuary thanks to support from the general public

   • Satoshi Hirata

   Editorial 06 January 2024 Pages: 69 - 73

   

2. Stillbirth of a mandrill (Mandrillus sphinx) in the wild: perinatal behaviors and delivery sequences

   • Berta Roura-Torres
   • Paul Amblard-Rambert
   • Marie J. E. Charpentier

   News and Perspectives Open access 22 December 2023 Pages: 75 - 80

   

3. Sketches of chimpanzee (Pan troglodytes) hoo’s: vowels by any other name?

   • Axel G. Ekström
   • Jens Edlund

   Original Article Open access 18 December 2023 Pages: 81 - 88

   

4. May the force be with you: exploring force discrimination in chimpanzees using the force-feedback device

   • Masaki Tomonaga
   • Yoshihiro Tanaka
   • Motoyuki Sakai

   Original Article 20 January 2024 Pages: 89 - 101

   

5. Rushing for “burned” food: Why and how does a group of patas monkeys (Erythrocebus patas) reach freshly burned areas?

   • Maho Hanzawa
   • Yoshiki Morimitsu
   • Naofumi Nakagawa

   Original Article 06 February 2024 Pages: 103 - 113

   

6. Food preferences and nutrient composition in captive Southern brown howler monkeys, Alouatta guariba clamitans

   • Pamela Silveira
   • Ícaro William Valler
   • Laura Teresa Hernandez Salazar

   Original Article 03 January 2024 Pages: 115 - 124

   

7. Fragmented forest affects the southern black-horned capuchin (Sapajus nigritus cucullatus) in the Argentinean Atlantic Forest

   • Victoria Martinez de Zorzi
   • Sam Shanee
   • Luciana Inés Oklander

   Original Article 18 January 2024 Pages: 125 - 133

   

8. Correction: Primate population dynamics in Ngogo, Kibale National Park, Uganda, over nearly five decades

   • Colin A. Chapman
   • Samuel Angedakin
   • Thomas T. Struhsaker

   Correction 27 December 2023 Pages: 135 - 136

   

9. Correction: A case of suspected chimpanzee scavenging in the Issa Valley, Tanzania

   • Sam A. Baker
   • Fiona A. Stewart
   • Alex K. Piel

   Correction 23 January 2024 Pages: 137 - 137