Incisor microwear and feeding behavior in Alouatta seniculus and Cebus olivaceusAmerican Journal of Primatology - Tập 20 Số 1 - Trang 43-50 - 1990
Peter S. Ungar
AbstractDental microwear features on the labial surfaces of maxillary central incisors of wild‐shot museum specimens of Cebus olivaceus (n = 11) and Alouatta seniculus (n = 7) were examined at 200 × by polarized light microscopy. While wear scratch orientation patterns do not differ between the two samples, ... hiện toàn bộ
Immigration and hybridization patterns of yellow and anubis baboons in and around Amboseli, KenyaAmerican Journal of Primatology - Tập 53 Số 4 - Trang 139-154 - 2001
Susan C. Alberts, Jeanne Altmann
AbstractIn 1986, Samuels and Altmann reported evidence for a hybrid zone between Papio anubis and Papio cynocephalus in Amboseli, Kenya, in a baboon population that has been the subject of long‐term study since 1971 [Samuels & Altmann, International Journal of Primatology 7:131–138, 1986]. In the current rep...... hiện toàn bộ
Coming of age: steroid hormones of wild immature baboons (Papio cynocephalus)American Journal of Primatology - Tập 67 Số 1 - Trang 83-100 - 2005
Laurence R. Gesquiere, Jeanne Altmann, Memuna Z. Khan, Jannelle Couret, Jennifer C. Yu, Courtney S. Endres, Jessica W. Lynch, Patrick Ogola, Elizabeth A. Fox, Susan C. Alberts, Emmanuel O. Wango
AbstractLarge gaps exist in our knowledge about common patterns and variability in the endocrinology of immature nonhuman primates, and even normal hormonal profiles during that life stage are lacking for wild populations. In the present study we present steroid profiles for a wild population of baboons (Papio cynocephalus) from infancy t...... hiện toàn bộ
Female weight and reproductive condition in a population of olive baboons (Papio anubis)American Journal of Primatology - Tập 12 Số 2 - Trang 189-195 - 1987
Fred B Beicovrtch
AbstractThe study reported here tested Altmann's prediction [Baboon Mothers and Infants. Cambridge, Harvard University Press, 1980] that lactating female baboons endure a weight loss. Data from 64 adult female olive baboons (Papio anubis) residing in six troops in Kenya revealed that reproductive condition was related to weight. Lactating...... hiện toàn bộ