"Usually it is the loss that teaches about the value of things" (Arthur Schopenhauer, 1850: Parerga und Paralipomena)           donate button

×

Notice

EU e-Privacy Directive

This website uses cookies to manage authentication, navigation, and other functions. By using our website, you agree that we can place these types of cookies on your device.

View Privacy Policy

You have declined cookies. This decision can be reversed.

 

Under review

    • Chanvin, M.; Hoskins, S.; Agil, M.; Diko, N.; Micheletta, J.; Engelhardt, A.; M. Waller BM.: The impact of conservation education on parents and teachers knowledge, habits and attitudes towards their local environment in North Sulawesi - submitted.

2018

    • Gholib, G.; Heistermann, M.; Agil, M.; Supriatna, I.; Purwantara, B.; Nugraha, T. P.; Engelhardt, A. (2017): Comparison of preservation and extraction methods for steroid hormone metabolite analysis in wild crested macaques. Primates. Japan Monkey Centre and Springer Japan KK
      • .

2017

    • Balasubramaniam, K. N.; Beisner, B. A.; Berman, C.M; De Marco, A.; Duboscq, J.;Koirala, S.; Majolo, B.; MacIntosh, A. J.; McFarland, R.; Molesti, S.; Ogawa, H.; Petit, O.; Schino, G.; Sosa, S.; Sueur, C.; Thierry, B.; de Waal, F. B. M.; McCowan, B. (2017): The influence of phylogeny, social style, and sociodemographic factors on macaque social network structur. Am J Primatol. DOI:10.1002/ajp.22727
    • Duboscq, J.; Neumann, C.; Agil, M; Perwitasari-Farajallah, D.; Thierry, B.; Engelhardt, A. (2017): Degrees of freedom in social bonds of crested macaques females. Animal Behaviour 123: 411-426.
    • Engelhardt, A.; Muniz, L.; Perwitasari-Farajallah, D.; Widdig, A. (2017): Highly Polymorphic Microsatellite Markers for the Assessment of Male Reproductive Skew and Genetic Variation in Critically Endangered Crested Macaques (Macaca nigra). Im J Primatol  38: 672-691.
    • Marty, PR.; Hodges, K.; Heistermann, M.; Agil, M.; Engelhardt, A. (2017): Is social dispersal stressful? A study in male crested macaques (Macaca nigra). Hormones and Behaviour 87: 62-68

2016

    • Kerhoas, D.; Kulik, L.; Perwitasari-Farajallah, D.; Agil, M.; Engelhardt, A.; Widdig, A. (2016): Mother-male bond, but not paternity, influences male-infant affiliation in wild crested macaques. Behav Ecol Sociobiol DOI: 10.1007/s00265-016-2116-0.
    • Marty, PR.; Hodges, K.; Agil, M.; Engelhardt, A. (2016): Determinants of immigration strategies in male crested macaques (Macaca nigra). Animal Behabiour 87: 62-68.

2015

    • Marty, PR.; Hodges, K.; Agil, M.; Engelhardt, A. (2015): Alpha male replacements and delayed dispersal in crested macaques (Macaca nigra). American journal of primatology.
    • Higham, JP.; Kraus, C.; Stahl-Hennig, C.; Engelhardt, A.; Fuchs, D.; Heistermann, M. (2015): Evaluating non-invasive markers of non-human primate immune activation. Am J Phys Anthropol 158: 673-684.
    • Danish, LM.; Heistermann M.; Agil, M,; Engelhardt, A. (2015): Validation of a novel collection device for non-invasive urine sampling from free-ranging animals. Plos One 10: e0142051.
    • Micheletta, J.; Whitehouse, J.; Parr, L.A.; Marshman, P.; Engelhardt, A.; Waller, B.M. (2015): Familiar and unfamiliar face recognition in crested macaques (Macaca nigra). Royal Society Open Science. Doi: 10.1098/rsos.150109.

2014

    • Kerhoas, D.; Perwitasari-Farajallah, D.; Agil, M.; Widdig, A.; Engelhardt, A. (2014): Social and ecological factors influencing offspring survival in wild macaques. Behavioral Ecology, DOI:10.1093/beheco/aru099.
    • Duboscq, J.; Agil, M.; Engelhardt, A. ; Thierry, B. (2014): The function of post-conflict interactions: new prospects from the study of a tolerant species of primate. Animal Behaviour 87: 107-120.

2013

    • Neumann, C; Agil, M.; Widdig, A.; Engelhardt, A.; (2013): Personality, of wild male crested Macaques (Macaca nigra), PLoS One, 8(8): e69383. doi:10.1371/journal.pone.006938375:763-73.
    • Micheletta, J.; Engelhardt, A.; Matthews, L.; Agil, M.; Waller, B.M.; (2013): Multicomponent and multimodal lipsmacking in crested macaques (Macaca nigra), American Journal of Primatology, 75:763-73.
    • Duboscq, J.; Micheletta, J.; Agil, M.; Hodges, JK.; Thierry, B.; Engelhardt, A. (2013): Social tolerance in wild female crested macaques, Macaca nigra in Tangkoko-Batuangus Nature Reserve, Sulawesi, Indonesia, American Journal of Primatology, 75:361-75.

2012

    • Micheletta, J.; Waller, B.M.; Panggur, M.R.; Neumann C.; Duboscq J.; Agil, M.; Engelhardt, A. (2012): Social bonds affect anti-predator behaviour in a tolerant species of macaque, Macaca nigra, Proceedings Roy Soc B-Biol Sci 279:4042-4050.
    • Higham, J.P.; Heistermann, M.; Saggau, C.; Agil, M.; Perwitasari‐Farajallah, D.; Engelhardt, A.: Sexual signalling in female crested macaques and the evolution of primate fertility signals, BMC Evolutionary Biology 12: 89.
    • Palacios, J.F.G.; Engelhardt, A.; Agil, M.; Hodges, J.K.; Bogia, R.; Waltert, M. (2012): Status of, and conservation recommendations for, the Critically Endangered crested black macaque Macaca nigra in Tangkoko, Indonesia, Oryx 46: 290-297.

2011

    • Neumann, C.; Duboscq, J.; Dubuc, C.; Ginting, A.; Irwan, A.M.; Agil, M., Widdig, A.; Engelhardt, A. (2011): Assessing dominance hierarchies: validation and advantages of progressive evaluation with Elo rating, Animal Behaviour 82: 911-921.
    • Palacios,J.F.G.; Engelhardt, A.; Agil, M.; Hodges, J.K., Bogia, R.; Waltert, M. (2011): Population status of crested black macaques (Macaca nigra) in the Tangkoko Nature Reserve, Sulawesi, Indonesia, Oryx, online.

2010

    • Neumann, C.; Assahad, G.; Hammerschmidt, K.; Farajallah, D.P.; Engelhardt, A. (2010): Loud calls in male Macaca nigra – a signal of dominance in a tolerant primate species, Animal Behaviour 79: 187-193.

2009

    • Duboscq, J.; Perwitasari-Farajallah, D.; Engelhardt, A. (2009):  Social Interactions between Females in Wild Crested Macaques, Macaca nigra”, Folia Primatologica, 80, 157.
    • Engelhardt, A.; Heistermann, M.; Perwitasari-Farajallah, D. (2009): Sex skin colouration in male Sulawesi crested black macaques (Macaca nigra), Primate Eye, 96, 337.
    • Neumann, C.; Assahad, G.; Hammerschmidt, K.; Perwitasari-Farajallah, D. ; Engelhardt, A. (2009): Male Sexual Signals in Crested Macaques (Macaca nigra)”, Folia Primatologica, 80, 131–2.
    • Assahad, G.; Neumann, C.; Hammerschmidt, K.; Farajallah, D.P.; Engelhardt, A. (2008): Rank dependant differences in loud call frequency and structure in Sulawesi crested black macaques (Macaca nigra), Folia Primatologica, 79, 311.
    • Duboscq, J.; Neumann, C.; Perwitasari-Farajallah, D.; Engelhardt, A. (2008): Daytime birth of a baby crested black macaque (Macaca nigra) in the wild, Behavioural Processes 79: 81–84.
    • Engelhardt, A.; Perwitasari-Farajallah, D. (2008): Reproductive biology of Sulawesi crested black macaques (Macaca nigra), Folia Primatologica, 79, 326.
    • Neumann, C.; Assahad, G.; Hammerschmidt, K.; Farajallah, D.P.; Engelhardt, A. (2008): Individual and contextual differences in loud calls of male crested black macaques, Macaca nigra, Folia Primatologica, 79, 366.