21 Nov '11, 8am
Orangutan Kalimantan-Endangered, Orangutan Sumatera-Critically Endangered. Lengkap klik & (2/2)
Orangutans are the largest arboreal mammals found on earth today. They are semi-solitary animals, but complex social networks of loose relationships are maintained between members of a community. Males tend to disperse further than females at maturity. More than 500 plant species have been recorded in their diet. Fruits make up more than 60% of their average total intake (Wich et al . 2006). The diet also includes leaves, barks, flowers and insects. Orangutans are best described as “gardeners” of the forest (Rijksen and Meijaard 1999); they play a vital role in seed dispersal, especially for large seeds that are not dispersed by smaller animals (Ancrenaz et al . 2006). Fruit availability in the Bornean forest directly impacts all aspects of their life: ranging patterns, seasonal movements, health, social and reproductive behaviour. The orangutan is the only primate species...