Unusual affiliative behaviour in orang-utans (<i>Pongo pygmaeus</i>) - Sabah, Malaysia
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چکیده
منابع مشابه
Call Cultures in Orang-Utans?
BACKGROUND Several studies suggested great ape cultures, arguing that human cumulative culture presumably evolved from such a foundation. These focused on conspicuous behaviours, and showed rich geographic variation, which could not be attributed to known ecological or genetic differences. Although geographic variation within call types (accents) has previously been reported for orang-utans and...
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Nonhuman primate ageing resembles its human counterpart. Moreover, ratings of subjective well-being traits in chimpanzees, orang-utans and rhesus macaques are similar to those of humans: they are intercorrelated, heritable, and phenotypically and genetically related to personality. We examined whether, as in humans, orang-utan subjective well-being was related to longer life. The sample include...
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BACKGROUND Today the majority of wild great ape populations are found outside of the network of protected areas in both Africa and Asia, therefore determining if these populations are able to survive in forests that are exploited for timber or other extractive uses and how this is managed, is paramount for their conservation. METHODOLOGY/PRINCIPAL FINDINGS In 2007, the "Kinabatangan Orang-uta...
متن کاملDetermination of ape distribution and population size using ground and aerial surveys: a case study with orang-utans in lower Kinabatangan, Sabah, Malaysia
Because of the difficulties encountered in detecting many large tropical forest-dwelling species in their natural habitat, precise figures concerning the distribution, number and trends of many populations remain deficient. In tropical forests, ground surveys are generally carried out by counting objects along straight lines. These counts require a strict compliance with the line-transect metho...
متن کاملMale bimaturism and reproductive success in Sumatran orang-utans
Sri Suci Utami,a,b Benoı̂t Goossens,c Michael W. Bruford,c Jan R. de Ruiter,d and Jan A.R.A.M. van Hooffa aEthologie & Socio-ecologie, Universiteit Utrecht, PO Box 80086, 3508 TB Utrecht, The Netherlands, bFakultas Biologi, Universitas Nasional, Jl. Sawo manila, Jakarta 12510, Indonesia, cBiodiversity and Ecological Processes Group, School of Biosciences, Cardiff University, PO Box 915, Cathays ...
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ژورنال
عنوان ژورنال: TAPROBANICA: The Journal of Asian Biodiversity
سال: 2012
ISSN: 1800-427X,1800-427X
DOI: 10.4038/tapro.v3i2.3970