The Gibbons of Khao Yai: seasonal variation in behaviour and ecology.
New Jersey: Pearson Education, [2009]. Octavo, paperback, black and white photographs, maps. Primate Field Studies 7. Primatologists have long viewed small fruiting trees, like figs, as the reason for Gibbons' territorial and monogamous behaviour. However, at Khao Yai National Park in Thailand where Gibbons are prevalent, figs are one of..... More