Coba jelasin Di Kalimantan dari Mayas dalam bahasa sunda dong

The Borneo Orangutan Survival Foundation

The Borneo Orangutan Survival Foundation (BOS) - Australia

Borneo Orangutan Survival Foundation UK Part of a worldwide group dedicated to saving and preserving Orangutans in Bornéo

WWF Heart of Borneo conservation initiative - The WWF's information about the Héart of Bornéo - 220,000 km² of upland montane tropical rainforest, where endangered species such as the orang-utan, rhinoceros and pygmy elephant cling for survival

Orangutan Tropical Peatland Research Project non-profit organization dedicated to studying and conserving orangutans in the Sebangau National Park,. Kalimantan."