Article

Parker, E, Hill, R and Koyama, NF (2022) Behavioural responses to spatial variation in perceived predation risk and resource availability in an arboreal primate. Ecosphere, 13 (2). ISSN 2150-8925

Thatcher, H, Downs, C and Koyama, NF (2021) The costs of urban living: human-wildlife interactions increase parasite risk and self-directed behaviour in urban vervet monkeys. Journal of Urban Ecology, 7 (1). ISSN 2058-5543

Parker, E, Koyama, NF and Hill, RA (2021) Habitat selection of an endangered primate, the samango monkey (Cercopithecus albogularis schwarzi): integrating scales to prioritise habitat for wildlife management. Ecology and Evolution, 11 (12). pp. 8014-8026. ISSN 2045-7758

Koyama, NF (2020) What primates can teach us about managing arguments during lockdown. The Conversation. ISSN 2201-5639

Parker, E, Hill, RA, Allan, ATL, Howlett, C and Koyama, NF (2020) Influence of food availability, plant productivity and indigenous forest use on ranging behavior of the endangered samango monkey (Cercopithecus albogularis schwarzi), in the Soutpansberg Mountains, South Africa. Integrative Zoology, 15 (5). pp. 385-400. ISSN 1749-4869

Stringer, S, Hill, RA, Swanepoel, L, Dalrymple, SE, Linden, B and Koyama, NF (2020) Assessing the role of a mammalian frugivorous species on seed germination potential depends on study design: A case study using wild samango monkeys. Acta Oecologica, 106. ISSN 1146-609X

Thatcher, H, Downs, C and Koyama, NF (2020) Understanding foraging flexibility in urban vervet monkeys, Chlorocebus pygerythrus, for the benefit of human-wildlife coexistence. Urban Ecosystems, 23. pp. 1349-1357. ISSN 1083-8155

Szott, I, Pretorius, Y, Ganswindt, A and Koyama, NF (2020) Normalized Difference Vegetation Index, temperature, and age affect faecal thyroid hormone concentrations in free-ranging African elephants. Conservation Physiology, 8 (1). ISSN 2051-1434

Stringer, S, Hill, RA, Swanepoel, L and Koyama, NF (2020) Adapting methodology used on captive subjects for estimating gut passage time in wild monkeys. Folia Primatologica: International Journal of Primatology, 91 (4). pp. 417-432. ISSN 0015-5713

Szott, ID, Pretorius, Y, Ganswindt, A and Koyama, NF (2019) Physiological stress response of African elephants to wildlife tourism in Madikwe Game Reserve, South Africa. Wildlife Research, 47 (1). pp. 34-43. ISSN 1035-3712

Thatcher, H, Downs, C and Koyama, NF (2019) Positive and negative interactions with humans concurrently affect vervet monkey, Chlorocebus pygerythrus, ranging behavior. International Journal of Primatology. ISSN 1573-8604

Szott, I, Pretorius, Y and Koyama, NF (2019) Behavioural changes in African elephants in response to wildlife tourism. Journal of Zoology. ISSN 0952-8369

Szott, I and Koyama, NF (2019) Safari tourism may make elephants more aggressive – but it’s still the best tool for conservation. The Conversation. ISSN 2201-5639

Thatcher, H, Downs, C and Koyama, NF (2018) Anthropogenic influences on the time budgets of urban vervet monkeys. Landscape and Urban Planning, 181. pp. 38-44. ISSN 0169-2046

Thatcher, H, Downs, C and Koyama, NF (2018) Using parasitic load to measure the effect of anthropogenic disturbance on vervet monkeys. EcoHealth, 15 (3). pp. 676-681. ISSN 1612-9202

Koyama, NF and Aureli, F (2018) Social network changes during space restriction in zoo chimpanzees. Primates. ISSN 1610-7365

Koyama, NF, Ronkainen, K and Aureli, F (2017) Durability and flexibility of chimpanzee grooming patterns during a period of dominance instability. American Journal of Primatology, 79 (11). ISSN 0275-2565

Koyama, NF (2016) How monkeys make friends and influence each other. The Convesation. ISSN 2201-5639

Farooqi, S and Koyama, NF (2016) The Occurrence of Postconflict Skills in Captive Immature Chimpanzees (Pan troglodytes). International Journal of Primatology, 37 (2). pp. 185-199. ISSN 1573-8604

Bethell, EJ and Koyama, NF (2015) Happy hamsters? Enrichment induces positive judgement bias for mildly (but not truly) ambiguous cues to reward and punishment in Mesocricetus auratus. Royal Society Open Science, 2. pp. 1-17. ISSN 2054-5703

Lawson, JF, James, C, Jannson, AUC, Koyama, NF and Hill, RA (2014) A comparison of heterosexual and homosexual mating preferences in personal advertisements. Evolution and Human Behavior, 35 (5). pp. 408-414. ISSN 1090-5138

Book Section

Thatcher, HR, Downs, CT and Koyama, NF (2023) Primates in the Urban Mosaic: Terminology, Flexibility, and Management. In: McKinney, Tracie, Waters, Siân and Rodrigues, Michelle A, (eds.) Primates in Anthropogenic Landscapes Exploring Primate Behavioural Flexibility Across Human Contexts. Developments in Primatology: Progress and Prospects . Springer Nature, Cham., pp. 121-137. ISBN 9783031117367

Nyssen, P and Koyama, NF (2019) Chimpanzee raiding. In: Shackelford, TK and Shackelford-Weekes, V, (eds.) Encyclopedia of Evolutionary Psychological Science. Springer, Switzerland, pp. 1-10. ISBN 978-3-319-16999-6