Differential energy budget and monopolization potential of harem holders and bachelors in Hanuman langurs (Semnopithecus entellus) : Preliminary resultsSCHÜLKE, Oliver.American journal of primatology (Print). 2001, Vol 55, Num 1, pp 57-63, issn 0275-2565Article

Evolution of pair-living in Phaner furciferSCHÜLKE, Oliver.International journal of primatology. 2005, Vol 26, Num 4, pp 903-919, issn 0164-0291, 17 p.Article

Social anti-predator behaviour in a nocturnal lemurSCHÜLKE, Oliver.Folia Primatologica. 2001, Vol 72, Num 6, pp 332-334, issn 0015-5713Conference Paper

Low female stress hormone levels are predicted by same- or opposite-sex sociality depending on season in wild Assamese macaquesFÜRTBAUER, Ines; HEISTERMANN, Michael; SCHÜLKE, Oliver et al.Psychoneuroendocrinology. 2014, Vol 48, pp 19-28, issn 0306-4530, 10 p.Article

The importance of ingestion rates for estimating food quality and energy intakeSCHÜLKE, Oliver; CHALISE, Mukesh K; KOENIG, Andreas et al.American journal of primatology (Print). 2006, Vol 68, Num 10, pp 951-965, issn 0275-2565, 15 p.Article

Small testes size despite high extra-pair paternity in the pair-living nocturnal primate Phaner furciferSCHÜLKE, Oliver; KAPPELER, Peter M; ZISCHLER, Hans et al.Behavioral ecology and sociobiology (Print). 2004, Vol 55, Num 3, pp 293-301, issn 0340-5443, 9 p.Article

Brief Communication: Fecal Androgen Excretion and Fetal Sex Effects During Gestation in Wild Assamese Macaques (Macaca assamensis)FÜRTBAUER, Ines; HEISTERMANN, Michael; SCHÜLKE, Oliver et al.American journal of physical anthropology. 2012, Vol 147, Num 2, pp 334-339, issn 0002-9483, 6 p.Article

Sex allocation in a colobine monkeyOSTNER, Julia; BORRIES, Carola; SCHÜLKE, Oliver et al.Ethology. 2005, Vol 111, Num 10, pp 924-939, issn 0179-1613, 16 p.Article

Social bonds predict future cooperation in male Barbary macaques, Macaca sylvanusBERGHÄNEL, Andreas; OSTNER, Julia; SCHRÖDER, Uta et al.Animal behaviour (Print). 2011, Vol 81, pp 1109-1116, issn 0003-3472, 8 p., 6Article

Coalition formation among Barbary macaque males: the influence of scramble competitionBERGHANEL, Andreas; SCHÜLKE, Oliver; OSTNER, Julia et al.Animal behaviour (Print). 2010, Vol 80, pp 675-682, issn 0003-3472, 8 p., 4Article

Male mating behaviour in relation to female sexual swellings, socio-sexual behaviour and hormonal changes in wild Barbary macaquesYOUNG, Christopher; MAJOLO, Bonaventura; HEISTERMANN, Michael et al.Hormones and behavior (Print). 2013, Vol 63, Num 1, pp 32-39, issn 0018-506X, 8 p.Article