All Stories

  1. Saving the Tapanuli orangutan requires zero losses
  2. Modelling landscape connectivity change for chimpanzee conservation in Tanzania
  3. The environmental impacts of palm oil in context
  4. Corrigendum: A Severe Lack of Evidence Limits Effective Conservation of the World's Primates
  5. A Severe Lack of Evidence Limits Effective Conservation of the World's Primates
  6. Tapanuli orangutan endangered by Sumatran hydropower scheme
  7. Measuring disturbance at swift breeding colonies due to the visual aspects of a drone: a quasi-experiment study
  8. The global abundance of tree palms
  9. DNA Barcoding of Nematodes Using the MinION
  10. Spatial and temporal overlaps between leopards ( Panthera pardus ) and their competitors in the African large predator guild
  11. Grouping behavior of Sumatran orangutans ( Pongo abelii ) and Tapanuli orangutans ( Pongo tapanuliensis ) living in forest with low fruit abundance
  12. Scent-marking strategies of a solitary carnivore: boundary and road scent marking in the leopard
  13. Palm fruit colours are linked to the broad-scale distribution and diversification of primate colour vision systems
  14. Conservation and the social sciences: Beyond critique and co‐optation. A case study from orangutan conservation
  15. Does biodiversity benefit when the logging stops? An analysis of conservation risks and opportunities in active versus inactive logging concessions in Borneo
  16. Tropical forest and peatland conservation in Indonesia: Challenges and directions
  17. Spatio‐temporal factors impacting encounter occurrences between leopards and other large African predators
  18. Oil Palm (Elaeis guineensis) Mapping with Details: Smallholder versus Industrial Plantations and their Extent in Riau, Sumatra
  19. Effectiveness of unmanned aerial vehicles to detect Amazon dolphins
  20. Requirements and Limitations of Thermal Drones for Effective Search and Rescue in Marine and Coastal Areas
  21. Successful observation of orangutans in the wild with thermal-equipped drones
  22. Tourist photographs as a scalable framework for wildlife monitoring in protected areas
  23. Are We Capturing Faunal Intactness? A Comparison of Intact Forest Landscapes and the “Last of the Wild in Each Ecoregion”
  24. A global risk assessment of primates under climate and land use/cover scenarios
  25. Detecting ‘poachers’ with drones: Factors influencing the probability of detection with TIR and RGB imaging in miombo woodlands, Tanzania
  26. The Tapanuli orangutan: Status, threats, and steps for improved conservation
  27. Thermal Infrared Imaging from Drones Offers a Major Advance for Spider Monkey Surveys
  28. Thermal-Drones as a Safe and Reliable Method for Detecting Subterranean Peat Fires
  29. Optimizing observing strategies for monitoring animals using drone-mounted thermal infrared cameras
  30. Comparison of Plant Diversity and Phenology of Riverine and Mangrove Forests with Those of the Dryland Forest in Sabah, Borneo, Malaysia
  31. Orangutan populations are certainly not increasing in the wild
  32. Locating emergent trees in a tropical rainforest using data from an Unmanned Aerial Vehicle (UAV)
  33. Conservation Drones
  34. Small room for compromise between oil palm cultivation and primate conservation in Africa
  35. Adapting thermal-infrared technology and astronomical techniques for use in conservation biology
  36. Addressing environmental and atmospheric challenges for capturing high-precision thermal infrared data in the field of astro-ecology
  37. Primates in peril: the significance of Brazil, Madagascar, Indonesia and the Democratic Republic of the Congo for global primate conservation
  38. Orangutans venture out of the rainforest and into the Anthropocene
  39. Assessment of Chimpanzee Nest Detectability in Drone-Acquired Images
  40. Building relationships: how zoos and other partners can contribute to the conservation of wild orangutans Pongo spp
  41. Global Demand for Natural Resources Eliminated More Than 100,000 Bornean Orangutans
  42. Phylogenetic classification of the world’s tropical forests
  43. Morphometric, Behavioral, and Genomic Evidence for a New Orangutan Species
  44. Morphometric, Behavioral, and Genomic Evidence for a New Orangutan Species
  45. Location, location, location: considerations when using lightweight drones in challenging environments
  46. First integrative trend analysis for a great ape species in Borneo
  47. Proto-consonants were information-dense via identical bioacoustic tags to proto-vowels
  48. Adapting astronomical source detection software to help detect animals in thermal images obtained by unmanned aerial systems
  49. Mapping orangutan habitat and agricultural areas using Landsat OLI imagery augmented with unmanned aircraft system aerial photography
  50. Denial of long-term issues with agriculture on tropical peatlands will have devastating consequences
  51. Impending extinction crisis of the world’s primates: Why primates matter
  52. Ebola in great apes - current knowledge, possibilities for vaccination, and implications for conservation and human health
  53. Detecting industrial oil palm plantations on Landsat images with Google Earth Engine
  54. The Good Drone
  55. Fresh strategies to save orangutans
  56. Integrating technologies for scalable ecology and conservation
  57. Vocal fold control beyond the species-specific repertoire in an orang-utan
  58. An Introduction to Primate Conservation
  59. Correction: Corrigendum: Alternative futures for Borneo show the value of integrating economic and conservation targets across borders
  60. Community motivations to engage in conservation behavior to conserve the Sumatran orangutan
  61. New survey predicts steep declines for Sumatran orangutan
  62. Disparity in Onset Timing and Frequency of Flowering and Fruiting Events in Two Bornean Peat-Swamp Forests
  63. Locating chimpanzee nests and identifying fruiting trees with an unmanned aerial vehicle
  64. Correction for Slik et al., An estimate of the number of tropical tree species
  65. An estimate of the number of tropical tree species
  66. Alternative futures for Borneo show the value of integrating economic and conservation targets across borders
  67. Acoustic models of orangutan hand-assisted alarm calls
  68. Analysis of deforestation and protected area effectiveness in Indonesia: A comparison of Bayesian spatial models
  69. Mapping perceptions of species' threats and population trends to inform conservation efforts: the Bornean orangutan case study
  70. Speech-Like Rhythm in a Voiced and Voiceless Orangutan Call
  71. Anticipated climate and land-cover changes reveal refuge areas for Borneo's orang-utans
  72. Nature Conservation Drones for Automatic Localization and Counting of Animals
  73. Food mechanical properties, feeding ecology, and the mandibular morphology of wild orangutans
  74. Effect of repeated exposures and sociality on novel food acceptance and consumption by orangutans
  75. Will Oil Palm’s Homecoming Spell Doom for Africa’s Great Apes?
  76. Small Drones for Community-Based Forest Monitoring: An Assessment of Their Feasibility and Potential in Tropical Areas
  77. Coming down from the trees: Is terrestrial activity in Bornean orangutans natural or disturbance driven?
  78. Preliminary Data on the Highland Sumatran Orangutans (Pongo abelii) of Batang Toru
  79. Orangutan (Pongo spp.) whistling and implications for the emergence of an open-ended call repertoire: A replication and extension
  80. Correction: Population-Specific Use of the Same Tool-Assisted Alarm Call between Two Wild Orangutan Populations (Pongopygmaeus wurmbii) Indicates Functional Arbitrariness
  81. Reconciling Forest Conservation and Logging in Indonesian Borneo
  82. Large trees drive forest aboveground biomass variation in moist lowland forests across the tropics
  83. Population-Specific Use of the Same Tool-Assisted Alarm Call between Two Wild Orangutan Populations (Pongopygmaeus wurmbii) Indicates Functional Arbitrariness
  84. Predator guild does not influence orangutan alarm call rates and combinations
  85. Socioecological correlates of inter-individual variation in orangutan diets at Ketambe, Sumatra
  86. Understanding the Impacts of Land-Use Policies on a Threatened Species: Is There a Future for the Bornean Orang-utan?
  87. Marked Population Structure and Recent Migration in the Critically Endangered Sumatran Orangutan (Pongo abelii)
  88. Dawn of Drone Ecology: Low-Cost Autonomous Aerial Vehicles for Conservation
  90. Call Cultures in Orang-Utans?
  91. Effects of logging on orangutan behavior
  92. Hunting of Sumatran orang-utans and its importance in determining distribution and density
  93. Behavioral, Ecological, and Evolutionary Aspects of Meat-Eating by Sumatran Orangutans (Pongo abelii)
  94. Not by science alone: why orangutan conservationists must think outside the box
  95. Orangutan Instrumental Gesture-Calls: Reconciling Acoustic and Gestural Speech Evolution Models
  96. Soils on exposed Sunda Shelf shaped biogeographic patterns in the equatorial forests of Southeast Asia
  97. Forest Fruit Production Is Higher on Sumatra Than on Borneo
  98. Why Don't We Ask? A Complementary Method for Assessing the Status of Great Apes
  99. Which Factors Determine Orangutan Nests' Detection Probability along Transects?
  100. Sex-Biased Dispersal and Volcanic Activities Shaped Phylogeographic Patterns of Extant Orangutans (genus: Pongo)
  101. Review of geographic variation in terrestrial mammalian acoustic signals: Human speech variation in a comparative perspective
  102. Declining Orangutan Encounter Rates from Wallace to the Present Suggest the Species Was Once More Abundant
  103. Metabolic adaptation for low energy throughput in orangutans
  104. Estimating Orangutan Densities Using the Standing Crop and Marked Nest Count Methods: Lessons Learned for Conservation
  105. Diet traditions in wild orangutans
  106. Acoustic Properties of Long Calls Given by Flanged Male Orang-Utans (Pongo pygmaeus wurmbii) Reflect Both Individual Identity and Context
  107. Social learning of diet and foraging skills by wild immature Bornean orangutans: implications for culture
  108. Primates in Peril: The World's 25 Most Endangered Primates 2008–2010
  109. Decline of the Endangered Barbary macaque Macaca sylvanus in the cedar forest of the Middle Atlas Mountains, Morocco
  110. The future of forests and orangutans ( Pongo abelii ) in Sumatra: predicting impacts of oil palm plantations, road construction, and mechanisms for reducing carbon emissions from deforestation
  111. Tool use in wild orang-utans modifies sound production: a functionally deceptive innovation?
  112. Captive and wild orangutan (Pongosp.) survivorship: a comparison and the influence of management
  113. Nest building in orangutans
  114. Orangutan life history variation
  115. Orangutan distribution, density, abundance and impacts of disturbance
  116. Orangutan population biology, life history, and conservation
  117. A description of the orangutan's vocal and sound repertoire, with a focus on geographic variation
  118. The effects of forest phenology and floristics on populations of Bornean and Sumatran orangutans
  119. Geographic variation in orangutan diets
  120. Geographic variation in orangutan behavior and biology
  121. Geographical variation in orangutan long calls
  122. Orangutan activity budgets and diet
  123. Orangutans
  124. Ranging behavior of orangutan females and social organization
  125. The ecology of female reproduction in wild orangutans
  126. A case of spontaneous acquisition of a human sound by an orangutan
  127. Erratum
  128. Distribution and conservation status of the orang-utan ( Pongo spp.) on Borneo and Sumatra: how many remain?
  129. Orangutan Long Call Degradation and Individuality Over Distance: A Playback Approach
  130. Fishing in Macaca fascicularis: A Rarely Observed Innovative Behavior
  131. ORIGINAL ARTICLE: Mammals of Borneo – small size on a large island
  132. Geographic variation in Thomas langur (Presbytis thomasi) loud calls
  133. Reproductive Life History Traits of Female Orangutans (Pongo spp.)
  134. Putting orang-utan population trends into perspective
  135. Demography and life history of Thomas langurs (Presbytis thomasi)
  136. Intestinal Parasites of Free-ranging, Semicaptive,and Captive Pongo abelii in Sumatra, Indonesia
  137. Familiarity and threat of opponents determine variation in Thomas langur (Presbytis thomasi) male behaviour during between-group encounters
  138. Dietary and Energetic Responses of Pongo abelii to Fruit Availability Fluctuations
  139. Frugivory in sun bears (Helarctos malayanus) is linked to El Niño-related fluctuations in fruiting phenology, East Kalimantan, Indonesia
  140. The development of wild immature Sumatran orangutans (Pongo abelii) at Ketambe
  141. Innovation in wild Bornean orangutans (Pongo pygmaeus wurmbii)
  142. Male monkeys remember which group members have given alarm calls
  143. A simple alternative to line transects of nests for estimating orangutan densities
  144. Female dispersal, inbreeding avoidance and mate choice in Thomas langurs (Presbytis thomasi)
  145. Life history of wild Sumatran orangutans (Pongo abelii)
  146. Mesoscale transect sampling of trees in the lomako–yekokora interfluvium, democratic republic of the Congo
  147. A comparison of orang-utan density in a logged and unlogged forest on Sumatra
  148. Determinants of orangutan density in the dryland forests of the Leuser Ecosystem
  149. Thomas Langurs (Presbytis thomasi) Discriminate Between Calls of Young Solitary Versus Older Group-living Males: a Factor in Avoiding Infanticide?
  150. Life-Phase Related Changes in Male Loud Call Characteristics and Testosterone Levels in Wild Thomas Langurs
  151. Possible audience effect in thomas langurs (primates;presbytis thomasi): An experimental study on male loud calls in response to a tiger model
  152. The status of the Sumatran orang-utan Pongo abelii: an update
  153. Individual and Contextual Variation in Thomas Langur Male Loud Calls
  154. Do male "long-distance calls" function in mate defense? A comparative study of long-distance calls in primates
  155. Seasonal movements in the Sumatran orangutan (Pongo pygmaeus abelii) and consequences for conservation
  156. Measuring fruit patch size for three sympatric indonesian primate species
  159. The impact of El Niño on mast fruiting in Sumatra and elsewhere in Malesia
  161. Are Orang-Utan Females as Solitary as Chimpanzee Females?
  162. Arthrokinetic and vestibular information enhance smooth ocular tracking during linear (self-)motion