%0 Journal Article %A Barelli, Claudia %A Heistermann, Michael %A Boesch, Christophe %A Reichard, Ulrich H. %+ Department of Primatology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society Department of Primatology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society Department of Primatology, Max Planck Institute for Evolutionary Anthropology, Max Planck Society %T Sexual swellings in wild white-handed gibbon females (Hylobates lar) indicate the probability of ovulation : %G eng %U https://hdl.handle.net/11858/00-001M-0000-000F-FE07-D %F EDOC: 302712 %R 10.1016/j.yhbeh.2006.10.008 %D 2007 %J Hormones and Behavior %V 51 %N 2 %& 221 %P 221 - 230