The Orangutan from the hominids family is, from the top of its 80kg for 1.40 m, a great monkey which lives only in South-East Asia insular. This species close to humans is one of the most arboreal. Indeed, it spends the majority of its time in the trees in search of food: fruits, young leaves, bark, small vertebrates, eggs of birds & insects.. . If the females can appear sociable because paying great attention to young, the males are however very solitary.