This reserve occupies more than 122,500 hectares of a peninsula, surrounded by oil-palm plantations. The lowland forest contains many animals, some of which are highly endangered, as well as over 250 bird species. The mineral-rich mud volcanoes attract wildlife and there are many trails to explore.
- Where: Sabah State
- Ideal for viewing: clouded leopard, orangutan, proboscis monkey, pygmy elephant, Sumatran rhino
- Excellent for: Orangutan watching, Birdwatching