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Meet Baimah

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

Meet Bumi

Did you know his name means ‘Earth’ in English? Bumi was rescued as a newborn in…

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 Monita

She lived the first three months of her life being dressed as a human baby – but…

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

THE RETURN OF MENTOS: A MOTHER’S JOURNEY IN BUKIT BATIKAP

THE RETURN OF MENTOS: A MOTHER’S JOURNEY IN BUKIT BATIKAP

At the end of 2024, our Post-Release Monitoring (PRM) team encountered an old face in the Bukit Batikap Protected Forest. After years of being untracked since her release in 2015, the female orangutan Mentos was finally identified again. Even more special, she was not...

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THE MAMMOTH PROBLEM: WHY ORANGUTANS NEED OUR HELP NOW

THE MAMMOTH PROBLEM: WHY ORANGUTANS NEED OUR HELP NOW

Orangutans are facing a mammoth problem. One that threatens not only their survival but the health of our planet. For this reason, WE face a mammoth problem and our fates are intertwined. With illegal logging, habitat loss, and climate change pushing them toward...

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HOW DO ORANGUTANS LEARN THROUGH PLAY?

HOW DO ORANGUTANS LEARN THROUGH PLAY?

Every young orangutan is always on the lookout for their next big adventure! Whether it’s a new puzzle to solve, a challenge to conquer, or a skill to master, they are full of energy and enthusiasm, ready for whatever comes next. Their world is curious and exciting,...

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NYARU MENTENG II UPDATE: FEBRUARY 2025

NYARU MENTENG II UPDATE: FEBRUARY 2025

Progress is being made as BOSF constructs the new islands, forest school, and facilities for the orangutans' big move to the new Nyaru Menteng II. The Borneo Orangutan Survival Foundation (BOSF) is relocating one of its centers, the Nyaru Menteng orangutan...

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DERMATITIS CASES IN ORANGUTANS

DERMATITIS CASES IN ORANGUTANS

Recently, several orangutans on our pre-release islands have been undergoing recovery from skin health issues. These orangutans were exposed to the rengas tree (Gluta renghas), a plant known to be dangerous for both human and orangutan skin. The rengas tree is...

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TEMON AND LAHEI DISAPPEAR!

TEMON AND LAHEI DISAPPEAR!

Temon, a 3-year-old female orangutan, and Lahei, a 4-year-old male, are skilled and independent explorers from the large Forest School group at the Nyaru Menteng Rehabilitation Centre. Temon and Lahei don't socialise much with the other orangutans in their group, but...

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DENTAL EXAMINATION IN ORANGUTANS

DENTAL EXAMINATION IN ORANGUTANS

Just like humans, orangutans also require proper dental care, including regular check-ups and specialized treatment. Recently, one of the male orangutans in our rehabilitation centre underwent a dental operation due to issues with his teeth, including caries and...

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THE RETURN OF THE DOMINANT ORANGUTAN IN KEHJE SEWEN FOREST

THE RETURN OF THE DOMINANT ORANGUTAN IN KEHJE SEWEN FOREST

After a long absence, one of the dominant male orangutans, Hamzah, has finally been spotted again near Camp Lesik in Kehje Sewen Forest. Our Post-Release Monitoring (PRM) team was stunned by Hamzah's appearance, as the last time he was seen was in 2022. At that time,...

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HILDA AND HIRAN: A NEW CHAPTER IN THE WILD 

HILDA AND HIRAN: A NEW CHAPTER IN THE WILD 

Another story about a mother and her infant from one of our release locations in Bukit Baka Bukit Raya National Park (TNBBBR). This time, our Post-Release Monitoring (PRM) team in the Hiran watershed successfully observed Hilda, a female orangutan released back into...

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SELFIE: A RESCUED BABY ORANGUTAN FROM TUMBANG SAMBA

SELFIE: A RESCUED BABY ORANGUTAN FROM TUMBANG SAMBA

On August 12, 2024, the Nyaru Menteng Orangutan Rehabilitation Centre received a report about a baby orangutan in Tumbang Samba Village, Katingan Regency, Central Kalimantan. The female orangutan, estimated to be 10 months old, was found by a local resident who worked...

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