1. Dorothy Cheney (1950–2018)

   • Jacinta Beehner
   • Thore Bergman
   • Joan B. Silk

   Obituary 14 February 2019 Pages: 153 - 155

2. Phylogeography, Population Genetics, and Conservation of Javan Gibbons (Hylobates moloch)

   • Vincent Nijman
   • Jaima H. Smith
   • Ravinder K. Kanda

   Commentary 04 February 2019 Pages: 156 - 161

   

3. Camera Traps Clarify the Distribution Boundary between the Crested Black Macaque (Macaca nigra) and Gorontalo Macaque (Macaca nigrescens) in North Sulawesi

   • Caspian L. Johnson
   • Harry Hilser
   • Andrew E. Bowkett

   News & Views 30 March 2019 Pages: 162 - 166

   

4. Correction to: Camera Traps Clarify the Distribution Boundary between the Crested Black Macaque (Macaca nigra) and Gorontalo Macaque (Macaca nigrescens) in North Sulawesi

   • Caspian L. Johnson
   • Harry Hilser
   • Andrew E. Bowkett

   Correction 02 May 2019 Pages: 167 - 168

   

5. An Application of Autonomous Recorders for Gibbon Monitoring

   • Thinh Tien Vu
   • Long Manh Tran

   OriginalPaper 10 January 2019 Pages: 169 - 186

   

6. Blood Biochemical Reference Intervals for Free-Ranging Olive Baboons (Papio anubis) in Kenya

   • Mathew Mutinda
   • Margaret C. Crofoot
   • Suzan Murray

   OriginalPaper 22 December 2018 Pages: 187 - 196

7. An Exploration of the Factors Influencing the Spatial Behavior of Mantled Howler Monkeys (Alouatta palliata)

   • Enrico Ceccarelli
   • Ariadna Rangel Negrín
   • Pedro Américo D. Dias

   OriginalPaper 10 December 2018 Pages: 197 - 213

   

8. Craniofacial Shape and Nonmetric Trait Variation in Hybrids of the Japanese Macaque (Macaca fuscata) and the Taiwanese Macaque (Macaca cyclopis)

   • Ceridwen Boel
   • Darren Curnoe
   • Yuzuru Hamada

   OriginalPaper 12 March 2019 Pages: 214 - 243

   

9. Orangutans (Pongo pygmaeus and Hybrid) and Gorillas (Gorilla gorilla gorilla) Modify Their Visual, but Not Auditory, Communicative Behaviors, Depending on the Attentional State of a Human Experimenter

   • Jennifer Botting
   • Meredith Bastian

   OriginalPaper 12 April 2019 Pages: 244 - 262

   

10. Is There a Link Between Matriline Dominance Rank and Linear Enamel Hypoplasia? An Assessment of Defect Prevalence and Count in Cayo Santiago Rhesus Macaques (Macaca mulatta)

    • Zeynep Benderlioglu
    • Debbie Guatelli-Steinberg

    OriginalPaper 22 March 2019 Pages: 263 - 275

    

11. Sleeping Site Selection in the Nocturnal Northern Lesser Galago (Galago senegalensis) Supports Antipredator and Thermoregulatory Hypotheses

    • Grace Ellison
    • A. Wolfenden
    • C. M. Bettridge

    OriginalPaper Open access 26 April 2019 Pages: 276 - 296