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Meet Baimah

This young female orangutan is sweet and independent, and always eager to…

Meet Jeni

This tiny orangutan has proven time and again she has a huge heart and…

Meet Kopral

This amazing orangutan is an inspiration after a truly horrific start to his…

Meet Monyo

He is learning more and more confidence every day after being rescued at…
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Looking for news on our latest releases?

Read about our latest releases with engaging stories, on the ground footage and incredible imagery.

More incredible news worth reading

PEER LESSONS: HOW TO OPEN FOOD ENRICHMENT

PEER LESSONS: HOW TO OPEN FOOD ENRICHMENT

Enrichment is essential in keeping the orangutans in our care mentally engaged while learning vital skills. Dr Nadine Adrianna Sugianto, Post-Doctoral Research Fellow at the University of Birmingham, is working on the Orangutan Enclosure Design Tool (EDT) Project in...

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BABY BUNGA BORN TO BUNGAN

BABY BUNGA BORN TO BUNGAN

We have some great news from the Kehje Sewen Forest in East Kalimantan regarding the birth of a new baby orangutan! In August 2021, our Post-Release Monitoring (PRM) team from Nles Mamse camp in the Kehje Sewen Forest, East Kalimantan, monitored and observed female...

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“ONE OF THE MOST BEAUTIFUL PLACES IN THE WORLD”

“ONE OF THE MOST BEAUTIFUL PLACES IN THE WORLD”

Today is World Rainforest Day – and one of the largest rainforests in Asia is located in Kalimantan, the Indonesian part of Borneo. Within this extensive rainforest is the Kehje Sewen Forest in East Kalimantan, where we release rehabilitated orangutans. We have two...

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A SPECIAL FAREWELL VISIT

A SPECIAL FAREWELL VISIT

Recently the Post-Release Monitoring (PRM) team at Camp Lesik in the Kehje Sewen Forest was surprised and delighted by a visit from a male orangutan. He appeared to be visiting the camp for the first time as no one recognised him. Who was the mysterious guest? The...

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OFF TO ‘UNIVERSITY’

OFF TO ‘UNIVERSITY’

While one of our teams was busy transporting four orangutans back to the wild recently, we also released four graduated forest school students to a pre-release island in the Salat Island Cluster. Pre-release islands are like universities, where graduates hone their...

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RESEARCH AT TUANAN KICKS BACK INTO GEAR

RESEARCH AT TUANAN KICKS BACK INTO GEAR

In this update from the field, we are thrilled to introduce you to the work being conducted at the Tuanan Orangutan Research Station of the Mawas Conservation Area, located in Central Kalimantan, Indonesia. The Tuanan Orangutan Research Program has been researching...

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A BEAUTIFUL FAMILY

A BEAUTIFUL FAMILY

Meet little Ayu, her mum Lesan and her dad Hamzah. All three are living in the Kehje Sewen Forest in East Kalimantan. Lesan is a rehabilitated orphan we released ten years ago, and Ayu is her wild-born daughter. We released Lesan at the same time as Hamzah, and...

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Encroachment threatens OU conservation in new capital area

Encroachment threatens OU conservation in new capital area

One way to monitor and protect wildlife is through data collection via surveys or censuses. As The plan to develop the new capital city (IKN) of Nusantara which was launched by the Indonesian government has become a hot discussion topic on a national and international...

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GINA’S ANTICS

GINA’S ANTICS

Thanks to your incredible support, the BOS Foundation Post Release Monitoring (PRM) team in the Bukit Batikap Protection Forest continues to monitor orangutans and collect data from the camera traps, and it is always exciting to see the results. We are delighted to...

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SAYANG AND PADMA SURPRISE OUR TEAM

SAYANG AND PADMA SURPRISE OUR TEAM

Recently, our Post-Release Monitoring (PRM) team from Camp Lesik, in the northern part of the Kehje Sewen Forest, East Kalimantan, conducted a routine phenology survey. Phenology involves observing how living things respond to changes in the seasons and climate of the...

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LET THE SUNSHINE IN

LET THE SUNSHINE IN

Saving orangutans also means protecting their rainforest homes and fighting climate change. To reduce our carbon footprint, BOS Australia and BOS Switzerland, together with the BOS Foundation, built a new solar system at our Samboja Lestari rehabilitation centre - our...

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DILLA IS FINDING HER WAY

DILLA IS FINDING HER WAY

We have an update on Dilla. She is one of our unreleasable orangutans, and she became famous in the documentary series 'Orangutan Jungle School'. While all orangutans in BOS Foundation's care have a tragic backstory, Dilla had a particularly rough start in life. When...

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More content to explore

Visit Borneo


An opportunity for wildlife lovers to spot and/or photograph Borneo’s incredible biodiversity!

The wildest hospital on Earth


Every orangutan needs access to medical care, sometimes for weeks, sometimes for years. Discover more here.

Leave a legacy


Forge a legacy of compassion, ensuring the vitality of orangutans thriving in protected habitats.

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