American Journal of Primatology

Article	Citations
Improving rigor and reproducibility in nonhuman primate research	23
Issue Information	23
Population densities ofHylobates agilisin forests with different disturbance histories in Ulu Muda Forest Reserve, Malaysia	22
A composite menstrual cycle of captive orangutans, with associated hormonal and behavioral variability	21
Best practices are never best: Evaluating primate conservation education programs (PCEPs) with a decolonial perspective	20
Rhesus monkey sociality is stable across time and linked to variation in the initiation but not receipt of prosocial behavior	17
Manual preference, performance, and dexterity for bimanual grass‐feeding behavior in wild geladas (Theropithecus gelada)	17
Obituary and tributes: William Alvin Mason (1926−2023)	17
Issue Information	16
Developmental and environmental modulation of fecal thyroid hormone levels in wild Assamese macaques (Macaca assamensis)	16
MonkeyMemoirs: Wild Life in an Amazon Wilderness By Thomas R. Defler, Vaupés, Colombia: Huacu Press, 2025. List price $40.00. (Paperback). ISBN: 979‐8‐30‐678374‐1	15
Age‐related changes in hematological biomarkers in common marmosets	15
Physiologic Consequences of Housing Adult Male Cynomolgus Monkeys (Macaca fascicularis) in Heterosexual Pairs: A Pilot Study Using Implanted Biotelemetry	15
Stone Tool Use by Black‐Horned Capuchin Monkeys (Sapajus nigritus cucullatus) in an Urban Park in Londrina, Brazil	14
Environmental and anthropogenic effects on the nesting patterns of Nigeria–Cameroon chimpanzees in North‐West Cameroon	14
Collective Acoustics in Pan: Conserved Roots in the Evolution of Human Musicality	14
Prevalence and diversity of gastrointestinal parasites in free‐ranging rhesus macaques (Macaca mulatta) in different land gradients of Bangladesh	14
Joint intergroup aggression in female colobus monkeys (Colobus vellerosus) is associated with grooming bonds, male participation, and group size	14
Issue Information	13
Feeding Platforms as an Effective Strategy to Prevent the Consumption of Refuse by Urban Populations of Capuchin Monkeys (Sapajus libidinosus)	13
Wild Tibetan Macaques Use a Route‐Based Mental Map to Navigate in Large‐Scale Space	13
The relationship between personality, season, and wounding receipt in zoo‐housed Japanese macaques (Macaca fuscata): A multi‐institutional study	13
The importance of auditory, olfactory, and visual cues for insect foraging in owl monkeys (Aotus nancymaae)	13
Observational approaches to chimpanzee behavior in an African sanctuary: Implications for research, welfare, and capacity‐building	12
Necropsies disclose a low helminth parasite diversity in periurban howler monkeys	12

A habitat stronghold on the precipice: A call‐to‐action for supporting lemur conservation in northeast Madagascar	12
Passive acoustic monitoring using smartphones reveals an alarming gibbon decline in a protected area in the central Annamite Mountains, Vietnam	12
Individual differences in sociocognitive traits in semi‐free‐ranging rhesus monkeys (Macaca mulatta)	11
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Retracted: Tarsier islands: Exploring patterns of variation in tarsier duets from offshore islands of North Sulawesi	11
Plant secondary metabolites and primate food choices: A meta‐analysis and future directions	11
Bared‐teeth displays in bonobos (Pan paniscus): An assessment of the power asymmetry hypothesis	11
Selectivity in Buttress Drumming Tree Properties Among Chimpanzees (Pan troglodytes schweinfurthii) of the Waibira Community in Budongo Forest, Uganda	10
Developmental milestones in captive Galago moholi	10
Seasonality of reproduction in wild cotton‐top tamarins (Saguinus oedipus) in Colombia	10
The social and defensive function of olfactory behaviors in a pair‐living sexually monogamous primate	10
In vitro digestion and fermentation of Japanese macaque (Macaca fuscata) food: The influence of food type and particle size	10
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Impacts of climate change and habitat loss on the distribution of the endangered crested capuchin monkey (Sapajus robustus)	10
The influence of seasonality, anthropogenic disturbances, and cyclonic activity on the behavior of northern sportive lemurs (Lepilemur septentrionalis) at Montagne des Français, Madagascar	10
Use of Nonhuman Primates in Periodontal Disease Research: Contribution of the Caribbean Primate Research Center and Cayo Santiago Rhesus Colony	10
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Issue Information	9
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Fifty+ years of primate research illustrates complex drivers of abundance and increasing primate numbers	9
The 10th anniversary of the scientific description of the black snub‐nosed monkey (Rhinopithecus strykeri): It is time to initiate a set of new management strategies to save this critically end	9
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Cortisol levels across the lifespan in common marmosets (Callithrix jacchus)	9
Supplementation With Human Foods Affects the Gut Microbiota of Wild Howler Monkeys	9
Yawn contagion in bonobos: Another group, another story	8
A decade of proboscis monkey (Nasalis larvatus) population monitoring in Balikpapan Bay: Confronting predictions with empirical data	8
The relationship of maternal rank, 5‐HTTLPR genotype, and MAOA‐LPR genotype to temperament in infant rhesus monkeys (Macaca mulatta)	8
Maternal and offspring behavior in free‐ranging Japanese and moor macaques: A comparative approach	8
Program of the Forty‐Fifth Meeting of The American Society of Primatologists	8
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Reproductive one health in primates	8
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Male fattening is related to increased seminal quality of squirrel monkeys (Saimiri collinsi): Implications for sperm competition	7
Habitual ground nesting in the Bugoma Forest chimpanzees (Pan troglodytes schweinfurthii), Uganda	7
Correction to Naïve orangutans (Pongo abelii and Pongo pygmaeus) individually acquire nut‐cracking using hammer tools	7
Pied tamarins change their vocal behavior in response to noise levels in the largest city in the Amazon	7
Teeth Baring as a Model to Understand Complex Facial Signals in a Tolerant Macaque Species	7
Energetic Priorities Across the Stages of Development: Effects of Age, Sex, and Seasonal Reproduction on Activity Budgets in Verreaux's sifaka (Propithecus verreauxi)	7
Application of a parallel laser apparatus to measure forearms and flanges of wild Bornean orangutans (Pongo pygmaeus wurmbii)	7
Influence of COVID‐19 on the emergence of stone‐tool use behavior in a population of common long‐tailed macaques (Macaca fascicularis fascicularis) in Thailand	7
Ontogenesis of sociability of wild immature capuchin monkeys (Sapajus libidinosus): Sex more than personality explains interindividual variation	7
Capuchin monkeys' (Sapajus [Cebus] apella) categorization of photos of unknown male conspecifics suggests attention to fWHR and a dominance bias	7
Masthead	7
Variation in Maternal Effort, Activity Budgets, and Feeding Behavior in Wild Saddleback Tamarins (Leontocebus weddelli) in Northwestern Bolivia	7
Investigating infant feeding development in wild chimpanzees using stable isotopes of naturally shed hair	6
Issue Information	6
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Maternal feeding benefits of allomaternal care in black‐and‐white colobus (Colobus guereza)	6
Linking glucocorticoid variations to monthly and daily behavior in a wild endangered neotropical primate	6

Anthropogenic effects on body size and growth in lab‐reared and free‐ranging Macaca mulatta	6
Grooming site preferences in black capuchin monkeys: Hygienic vs. social functions revisited	6
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Polyadic Grooming Patterns and Network in a Free‐Ranging Group of Japanese Macaques at Awajishima	6
Dietary flexibility of the greater bamboo lemur (Prolemur simus), a specialized feeder, in eastern Madagascar	6
Male chimpanzee sexual coercion and mating success at Ngogo	6
Is the long‐tailed macaque at risk of extinction?	6
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Charles T. Snowdon (Chuck) 1941–2023	6
Increased physical activity is not related to markers of cardiometabolic health in two lemur species	5
CSViewer for Analysts: II. Analytic Tools and Visualization of Founder Lineages, Social Groups, and Reproduction Dynamics of the Cayo Santiago Rhesus Macaque Colony	5
Avoiding Cognitive Trap in Habitat Restoration: A Case Study of the World's Rarest Primate	5
Issue Information	5
Pigtail Macaque (Macaca nemestrina) Performance Differs Across Multiple Cognitive Domains in Comparison to Rhesus Macaques (Macaca mulatta)	5
How individual, social, and ecological conditions influence dispersal decisions in male vervet monkeys	5
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Stable Isotopes Analysis of Black Lion Tamarins Reveals Increasing Arthropod Consumption When Fruit Productivity Decreases in Forest Fragments	5
Temperature‐Related Differences in Hair Cortisol Among Outdoor‐Housed Rhesus Macaques (Macaca mulatta)	5
Issue Information	5
Yawn Contagion and Modality‐Matching in the Female‐Bonded Society of Geladas (Theropithecus gelada)	5
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Social Rank, Female Competition for Food, and Behavioral Time‐Budgets in the Golden Snub‐Nosed Monkey Rhinopithecus roxellana Multi‐Level Society	5
Cognitive performance of grey mouse lemurs (Microcebus murinus) during a discrimination learning task: Effect of the emotional valence of stimuli	4
The role of religion in One Health. Lessons from the Hanuman langur (Semnopithecus entellus) and other human–non‐human primate interactions	4
Establishment and Validation of Fecal Secretory Immunoglobulin A Measurement for Intestinal Mucosal Health Assessment in Wild Lemurs	4
Issue Information	4
Oesophagostomum stephanostomum causing parasitic granulomas in wild chimpanzees (Pan troglodytes verus) of Taï National Park, Côte d'Ivoire	4
Advancing primate surveillance with image recognition techniques from unmanned aerial vehicles	4
Is Primate Cone Ratio Variation Functional and Adaptive?	4
Development and assessment of a stair ascension challenge as a measure of aging and physical function in nonhuman primates	4
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Identification of potentially zoonotic parasites in captive orangutans and semi‐captive mandrills: Phylogeny and morphological comparison	4
Social and nonsocial stimuli alter the performance of bonobos during a pictorial emotional Stroop task	4
Coming to the Caribbean: Eighty‐five years of rhesus macaques (Macaca mulatta) at Cayo Santiago—A rare nonhuman primate model for the studies of adaptation, diseases, genetics, natural disaster	4
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Assessing color cues of development, breeding status and reproductive condition in captive golden lion tamarins (Leontopithecus rosalia)	4
Habitat use by the island lemurs of Nosy Be, Madagascar	4
State‐dependent risky choices in primates: Variation in energy budget does not affect tufted capuchin monkeys' (Sapajus spp.) risky choices	4
Issue Information	4
Primate conservation: A public issue?	4
Camera traps unveil demography, social structure, and home range of six unhabituated Western chimpanzee groups in the Moyen Bafing National Park, Guinea	4
Issue Information	4
Trigger of twin‐fights in captive common marmosets	4
Linking howler monkey ranging and defecation patterns to primary and secondary seed dispersal	4
Quantitative Analysis of the Carpal Tunnel and Its Inner Structures in Primates	4
Unveiling the Evolutionary History of cis‐Andean Alouatta (Atelidae, Alouattinae) Through Mitochondrial Genomes	4
Automated pose estimation in primates	4
Losing lemurs: Declining populations and land cover changes over space and time	4
Male Infanticide in the Northern Purple‐Faced Langur (Semnopithecus vetulus Philbricki) in the Kaludiyapukuna Forest Reserve, Sri Lanka	4
An effect of canopy bridges on monkey‐vehicle collision hotspots: Spatial and spatiotemporal analyses	4
Is the southern patas monkey Erythrocebus baumstarki Africa's next primate extinction? Reassessing taxonomy, distribution, abundance, and conservation	3
Zoo studies in primate physiology, health, and welfare	3
Chimpanzee Activity and Behavioral Diversity Extends Across 24 Hours in Both Captive and Wild Settings	3
Primates and disability: Behavioral flexibility and implications for resilience to environmental change	3
Sniffing behavior of semi free‐ranging Barbary macaques (Macaca sylvanus)	3
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Performance of autonomous recorders to detect a cryptic and endangered primate species, the black lion‐tamarin (Leontopithecus chrysopygus)	3
Taphonomy of harpy eagle predation on primates and other mammals	3
Issue Information	3
Survival rates and mortality risks of Plecturocebus cupreus at the California National Primate Research Center	3
Do zoo‐housed primates retreat from crowds? A simple study of five primate species	3
Issue Information	3
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Rhesus macaque fetal and placental growth demographics: A resource for laboratory animal researchers	3
Edge effects and social behavior in three platyrrhines	3
Heritability in the Rhesus Macaque (Macaca mulatta) Vertebral Column	3
Food availability and male deference in the female‐dominant ring‐tailed lemur, Lemur catta	3
Variation in monthly and seasonal elevation use impacts behavioral and dietary flexibility in Rhinopithecus bieti	3
Urinary C‐peptide and total triiodothyronine as energetic biomarkers for studies of lemurs	3
Masthead	3
Factors influencing the success of male introductions into groups of female rhesus macaques: Introduction technique, male characteristics and female behavior	3
The development of sex differences in play in wild white‐faced capuchins (Cebus capucinus)	3
Mitochondrial DNA for Phylogeny Building: Assessing Individual and Grouped mtGenes as Proxies for the mtGenome in Platyrrhines	3
Diet and seed dispersal of bearded capuchin monkeys (Sapajus libidinosus) in Brasilia National Park	3
Influence of landscape structure on previous exposure to Leptospira spp. and Brucella abortus in free‐living neotropical primates from southern Brazil	3
Do chimpanzees enjoy a virtual forest? A pilot investigation of the use of interactive art as a form of environmental enrichment for zoo‐housed chimpanzees	3
Using 3D Photogrammetry to Quantify Usable Space in Zoo‐Housed Primate Habitats	3
Program of the Forty‐Third Meeting of The American Society of Primatologists	3
Is it for real? Structural differences between play and real fighting in adult chimpanzees (Pan troglodytes)	3
The Earliest Known Radiation of Pitheciine Primates	3

Identification of Leishmania infantum and Leishmania braziliensis in captive primates from a zoo in Brazil	3
Dominance and social interaction patterns in brown capuchin monkey (Cebus [Sapajus] apella) social networks	3
Review of Primates in Anthropogenic Landscapes: Exploring Primate Behavioural Flexibility Across Human Contexts, Edited by TracieMcKinney, SiânWaters, Michelle A.Rodrigues. Cham, Switzerland: S	3
Moving	3
A novel methodological approach for group classification during fission of a semi‐free‐ranging group of Japanese macaques (Macaca fuscata)	3
Comparing the Performances of Chimpanzees (Pan troglodytes) and Gorillas (Gorilla gorilla gorilla) in Two Self‐Awareness Tasks	3
Sexual Signaling and Sociosexual Behaviors in Relation to Rank, Parasites, Hormones, and Age in Male Vervet Monkeys (Chlorocebus pygerythrus) in Uganda	3
Chimpanzees (Pan troglodytes) adapt their nesting behavior after large‐scale forest clearance and community decline	3
Issue Information	3
What fecal analyses reveal about Manniophyton fulvum consumption in LuiKotale bonobos (Pan paniscus): A medicinal plant revisited	3
What we know and don't know about great ape cultural communication in the wild	3
Activity budget and seasonal activity shifts in sympatric lemurs: Increased lean season effort in a cathemeral frugivore contrasts with energy conservation in a diurnal folivore	2
Habitat and ecological niche characteristics of the elusive Hairy‐eared Dwarf Lemur (Allocebus trichotis) with updated occurrence and geographic range data	2
Fruit Availability and Maternal Energy Expenditure Associated With Infant Independence in an Arboreal Primate (Colobus angolensis ruwenzorii)	2
Why Didn't the Sifaka Cross the Road? Divergence of Propithecus edwardsi Gut Microbiomes Across Geographic Barriers in Ranomafana National Park, Madagascar	2
Survey‐rated personality traits and experimentally measured coping style and stress reactivity, in wild baboons	2
Repeatability of measures of behavioral organization over two years in captive infant rhesus macaques, Macaca mulatta	2
Temperature and exudativory as drivers of the marmoset (Callithrixspp.) daily activity period	2
Correction to “Leopard predation on gelada monkeys at Guassa, Ethiopia”	2
Eyeblink rate as an indicator of concentration on grooming in Japanese macaques (Macaca fuscata)	2
Examining predictive meteorological variables in the singing behavior of northern white‐cheeked gibbons (Nomascus leucogenys) in northern Lao PDR	2
Do zoo animals use off‐exhibit areas to avoid noise? A case study exploring the influence of sound on the behavior, physiology, and space use of two pied tamarins (Saguinus bicolor)	2
Landscape and conservation genetics of western black crested gibbons (Nomascus concolor) in China	2
Examining postmounting grooming in male golden snub‐nosed monkeys to investigate the functions of same‐sex mounts	2
Eat the fruit earlier: Sakis (Pithecia chrysocephala) show enhanced temporal fruit resource access compared with squirrel monkeys (Saimiri sciureus) in an urban forest fragment in Brazil	2
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Nonhuman primates at the intersection of aging biology, chronic disease, and health: An introduction to the American Journal of Primatology Special Issue on aging, cognitive decline, and neuropatholog	2
Flexible grouping patterns in a western and eastern chimpanzee community	2
Social tension after grooming in wild Japanese macaques (Macaca fuscata yakui) is sex specific and sensitive to social relationships	2
Factors Affecting the Diet and Activity Budget of Wild Tibetan Macaques (Macaca thibetana)	2
Mothers of disabled infants had higher cortisol levels in a free‐ranging group of Japanese macaques (Macaca fuscata)	2
Issue Information	2
Initial compatibility during a “Speed‐Dating” test predicts postpairing affiliation in titi monkeys (Plecturocebus cupreus)	2
Sensitivity to the communicative partner's attentional state: A developmental study on mother–infant dyads in wild chimpanzees (Pan troglodytes schweinfurthii)	2
The impact of housing on birth outcomes in breeding macaque groups across multiple research centers	2
Prosocial or photo preferences? Gorillas' prosocial choices using a touchscreen	2
Erratum to Primate cognition in zoos: Reviewing the impact of zoo‐based research over 15 years	2
Personality Assessment of Synanthropic Rhesus Macaques: Implications and Challenges	2
Expanded distribution and predicted suitable habitat for the critically endangered yellow‐tailed woolly monkey (Lagothrix flavicauda) in Perú	2
Early‐life behavioral features are associated with chronic emesis in rhesus macaques (Macaca mulatta)	2
Ecological and genetic variables co‐vary with social group identity to shape the gut microbiome of a pair‐living primate	2
Improving transparency—A call to include social housing information in biomedical research articles involving nonhuman primates	2
Alternative reproductive tactics of unflanged and flanged male orangutans revisited	2
Dental findings in wild great apes from macerated skull analysis	2
An urgent call‐to‐action to protect the nonhuman primates and Indigenous Peoples of the Brazilian Amazon	2
Are demographic correlates of white‐faced capuchin monkey (Cebus capucinus) “Gargle and Twargle” vocalization rates consistent with the infanticide risk assessment hypothesis?	2
Issue Information	2
The impacts of seasonal variation and climate on food utilization in a population of critically endangered cotton‐top tamarins (Saguinus oedipus) in Colombia: A 22‐year longitudinal study	2
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How Do Common Marmosets Maintain the Balance Between Response Execution and Action Inhibition?	2
Issue Information	2
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Correction to “Neutrophil to Lymphocyte Ratio in Captive Olive Baboons (Papio anubis): The Effects of Age, Sex, Rearing, Stress, and Pregnancy”	2
Detection of Filariid Infections in Mexican Primate Populations Through qPCR	2
The ability to inhibit impulses is related to social behavior in long‐tailed macaques	2
Effects of forest fragmentation on the dietary ecology and activity of a nocturnal lemur community in North West Madagascar	2
Greetings among female chimpanzees in Mahale, Tanzania	2
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COVID‐19 in a common woolly monkey (Lagothrix lagothricha): First evidence of fatal outcome in a nonhuman primate after natural SARS‐CoV‐2 infection	2
Issue Information	2
Behavioral adjustments of endangered Barbary macaques (Macaca sylvanus) living at the edge of an agricultural landscape in Morocco	2
Emotional states following grooming in female mandrills	2
Nutrient balancing in a fruit‐specialist primate, the black‐and‐white ruffed lemur (Varecia variegata)	2
Where the small things are: Modelling edge effects on mouse lemur population density and distribution in northwestern Madagascar	2
Anxiety in Geoffroy's spider monkeys (Ateles geoffroyi): Can scratching be used as an indicator?	2
Drinking frequency in wild lactating chimpanzees (Pan troglodytes schweinfurthii) and their offspring	2
Beware! Different methods lead to divergent results on yawn contagion modulation in bonobos	2
Urine washing in urban robust capuchin monkeys (Sapajus sp.): The relation with visitors	2
Evaluating the impact of environmental education around Ranomafana National Park	2
Rare Long‐Term Data Reveal the Seasonal Dietary Plasticity of Mandrills (Mandrillus sphinx) in Response to Fruiting Tree Phenology	2
Reaffirming the Loma Mountains National Park in Sierra Leone as a critical site for the conservation of West African chimpanzee (Pan troglodytes verus)	1
Time for action: Introduction to the special issue on conservation education in monkeys and strepsirrhines	1
Temporal patterns of gut microbiota in lemurs (Eulemur rubriventer) living in intact and disturbed habitats in a novel sample type	1
Maternal care in wild toque macaques (Macaca sinica) involves prolonged lactation and interbirth intervals as adaptations to reduce maternal depletion and infant mortality in harsh environments	1
Correction to “Stable Isotopes Analysis of Black Lion Tamarins Reveals Increasing Arthropod Consumption When Fruit Productivity Decreases in Forest Fragments”	1
Determinants of macaques' space use: A test for the ecological constraints model using GPS collars	1
Oxytocin increases during fur‐rubbing regardless of level of social contact in tufted capuchin monkeys	1
Oral Processing Behaviors of Golden Monkeys (Cercopithecus mitis kandti) From Volcanoes National Park in Rwanda	1
Adult male–female social bond advertising: The primary function of coordinated singing intensity in a small ape	1
Pairing a user‐friendly machine‐learning animal sound detector with passive acoustic surveys for occupancy modeling of an endangered primate	1
Population assessment of the Endangered Kashmir Gray Langur (Semnopithecus ajax, Pocock 1928) using the double‐observer method	1
New bands in the sleep stages of spider monkeys (Ateles geoffroyi): Electroencephalographic correlations and spatial distribution	1
Enhancing Breeding Success Through Simple Intrauterine Insemination in Large‐Scale Cynomolgus Macaque Colony	1
Impact of Botfly Parasitism on the Behavior of Mantled Howler Monkeys	1
Assessing the Sociodemographic Factors Associated With Mycobacterium tuberculosis Complex Infection Among Free‐Ranging Long‐Tailed Macaques (Macaca fascicularis) in Thailand	1
Range‐wide indicators of African great ape density distribution	1
First noncontact millimeter‐wave radar measurement of heart rate in great apes: Validation in chimpanzees (Pan troglodytes)	1
Great ape health watch: Enhancing surveillance for emerging infectious diseases in great apes	1
The role of great ape behavioral ecology in One Health: Implications for captive welfare and re‐habilitation success	1
Eye‐tracking as a window into primate social cognition	1
Behavioral thermoregulation in primates: A review of literature and future avenues	1
Electrocutions in Free‐Ranging Platyrrhine Nonhuman Primates: Diagnostic Features for a Threatening Condition	1
Issue Information	1
Multiple Motivations: Agonistic Coalitions and Interventions in Blue Monkeys	1
Ultrasound evaluation of normal rhesus macaque fetal biometry and uteroplacental hemodynamics	1