YUYUN’S JOURNEY TO RECOVERY
In late 2024, Yuyun’s health took a significant turn for the worse. On Island #0, where she had lived with her fellow orangutan Jeffrey for a long time, Yuyun appeared weak and had lost her appetite.... View Article
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A Grassy Adventure
Welcome to another thrilling day at the Nyaru Menteng Forest School! Today, we’re hanging out with our favourite cheeky orangutans—Paulinus, Bumi, and their playful pals—for some epic fun with fresh-cut grass! The youngsters stumbled upon a... View Article
THE RETURN OF MENTOS
Our Post-Release Monitoring (PRM) team recently spotted a familiar face in the Bukit Batikap Protection Forest. After being untracked for several years since her release in 2015, the female orangutan Mentos was finally identified again. Even... View Article
A BABY HOUSE FOR SUN BEARS
In addition to 116 orangutans, our Samboja Lestari Centre currently accommodates 76 sun bears. Many of them are orphaned cubs who need nursery care and go to Forest School, similar to our orangutans. “Sun bear cubs... View Article
SPOTLIGHT ON: PATRICK ROUXEL
Patrick Rouxel serves as a consultant for the BOS Foundation’s Sun Bear Program. His unwavering passion and commitment to improving the facilities of the sun bears at Samboja Lestari are essential to their well-being. What inspired... View Article
PRESERVING HERITAGE
BOS supports not only orangutans and sun bears but also the indigenous communities living in and around the forests of Kalimantan. We proudly uphold their traditions, such as the Hudoq Festival of the Dayak people, passed... View Article
OPEN WIDE, PLEASE
Orangutans go to the dentist, too. Our veterinarians handle everything from serious adult procedures to playful check-ups for young ones. Recently, Herkules wasn’t feeling well. He was suffering from cavities and a fractured root tooth, which... View Article
MEET BABY JENNY
We have recently welcomed a new infant orangutan at the Samboja Lestari Rehabilitation Centre. Little Jenny’s rescue story began when a villager found her alone on an oil palm plantation. Believing she was a macaque, he... View Article
MERYL’S NEW LIFE IN FREEDOM
At the end of last year, sweet Meryl embarked on her new life in Bukit Baka Bukit Raya National Park. Despite experiencing stress during the journey, Meryl quickly adapted to her new environment. Her journey symbolises... View Article
A WILD LESSON
Reuniting with rehabilitated orangutans always brings unique stories for our Post-Release Monitoring (PRM) teams at release sites. Here is one from the Kehje Sewen Forest. It was a bright morning when the PRM team members went... View Article
ORANGUTAN PARTY 2
Do you remember the story of Hamzah crashing Lesan and Sayang’s party? It’s been two years since orangutan Sayang and her baby, along with Lesan and her offspring, last celebrated at Camp Lesik. Recently, they returned... View Article
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. Recently, they kept our surrogate mothers on their toes... View Article
DENTAL CARE FOR ORANGUTANS
Just like humans, orangutans also require proper dental care, including regular check-ups and specialized treatment. Recently, Herkules, one of the male orangutans in our rehabilitation centre, underwent a dental operation to address problems with his teeth,... View Article
HAMZAH IS BACK
What a surprise! After a long absence, one of the dominant male orangutans, Hamzah, has finally been spotted again near Camp Lesik in the Kehje Sewen Forest. Our Post-Release Monitoring (PRM) team was stunned by Hamzah’s... View Article
A NEW CHAPTER IN THE WILD
We have a beautiful story about a mother and her infant from one of our release locations in Bukit Baka Bukit Raya National Park. Our Post-Release Monitoring team in the Hiran watershed successfully observed Hilda, a... View Article
A NEW RESCUED BABY
In collaboration with BKSDA Central Kalimantan, the BOS team has rescued another baby orangutan. On August 12, 2024, the Nyaru Menteng Orangutan Rehabilitation Centre received a report about a baby orangutan in Tumbang Samba Village, located... View Article
A LONG JOURNEY TO FREEDOM
Runtu, a 23-year-old female, is one of six orangutans we recently released into the Bukit Baka Bukit Raya National Park (TNBBBR). She is a repatriated orangutan from Thailand and has been undergoing challenging rehabilitation at the... View Article
THE JOURNEY OF SIX ORANGUTANS TO FREEDOM
On November 10, 2024, we successfully released six orangutans back into the wild from the Nyaru Menteng Rehabilitation Centre to the Bukit Baka Bukit Raya National Park. The preparation for this release was conducted with meticulous... View Article
FROM US FOR THE ORANGUTANS
In addition to Post-Release Monitoring (PRM), PT. Restorasi Habitat Orangutan Indonesia (PT. RHOI)* also runs a habitat management and restoration program (PPH). This program is one of the ecosystem restoration activities carried out by the RE-PPH... View Article
MEET OUR NEWEST SUN BEAR CUB
BOS Foundation’s Samboja Lestari Orangutan Rescue and Rehabilitation Centre is also a sanctuary for rescued sun bears. Recently, we welcomed a new arrival—a tiny sun bear cub named Andre, just around two months old. In early... View Article
WHERE ARE YOU, JOSH, TELAKEN AND BAWAN?
Earlier this year, the smart Josh and tenacious Telaken finally made their way to a pre-release island, marking a significant milestone in their journey back to the wild. Along with three other orangutans—Uru, Bawan, and Monte—they... View Article
HOW TO OBSERVE ORANGUTANS
Earlier this year, the BOS Foundation welcomed a wave of new personnel in three divisions: Post-Release Monitoring, Ecosystem Restoration–Forest Management & Development, and Ecosystem Restoration-Protection, Security, and Fire Management. Each division has its distinct roles and... View Article
CAN ORANGUTANS SURVIVE IN AQUATIC ENVIRONMENTS?
Orangutans are arboreal primates. Most of their activities involve navigating the forest canopy by combining climbing, clambering and brachiating. Given that orangutans share 97% of their DNA with humans, it is intriguing to explore how their... View Article
A TALE OF FRIENDSHIP AND RESILIENCE
Since arriving on Badak Besar Pre-Release Island in December 2023, Taymur has made himself at home near feeding platform #3. Find out what he has been up to. As Taymur adapts to his new environment, he... View Article
MAMA SIGNE IS BACK
The Post-Release-Monitoring Team was thrilled to have finally sighted female Signe and her baby again. Discover how they are doing. It took over a year before Signe finally reappeared near the Camp Nles Mamse area in... View Article
WILL YOU GIVE THE ULTIMATE GIFT?
We are thrilled to announce that we recently joined “Include a Charity”, a social change campaign that aims to encourage more Australians to pledge a charitable gift in their Will. Did you know that gifts pledged... View Article
MEET OUR NEW FAMILY MEMBER
While season 3 of Orangutan Jungle School is finally airing, we are thrilled to have added this season’s star to our adoption program. Please welcome Bumi. The seven-year-old arrived at our Nyaru Menteng centre on 18... View Article
NOT ALL HEROES WEAR CAPES
Our dedicated team of excellent veterinarians is essential in our efforts to save orangutans from extinction. They are available 24/7, from when an orphaned or displaced orangutan arrives at one of our centres until they are... View Article
REST IN PEACE, ROMEO
We are heartbroken to share the passing of our beloved orangutan Romeo. It is an understatement to say that this Samboja Lestari resident will be greatly missed by our teams and all who have met him.... View Article
DU, DEA, DINDA, DAI & DUMEL
Du, a repatriated female from Thailand, is a beacon of hope for our orangutan conservation efforts. She not only raised three of her own children but also adopted a baby boy from her best friend. Prepare... View Article
EXTRAORDINARY BUT DEADLY
Recently, in the Kehje Sewen Forest, our Post-Release Monitoring Team stumbled across an animal they instantly recognised from its iconic shape and colour. It can be found on tree branches and even on the ground. Yap!... View Article
GALAKSI IS NO LONGER LITTLE
Galaksi, once a tiny and fragile orangutan at Samboja Lestari’s Rehabilitation Centre, has blossomed into a lively and spirited youngster. Since he arrived in 2021, Galaksi has been under the careful watch of our dedicated surrogate... View Article
THE HEROES BEHIND THE SCENES
Who are the dedicated people who care for our orangutans and sun bears every day? Let’s get to know our amazing enrichment team at our rehabilitation centres in Samboja Lestari and Nyaru Menteng. One essential part... View Article
JENI LEARNS SMELL AND TASTE DON’T ALWAYS CORRELATE
When many orangutans come down with flu at the same time, our surrogate mothers and veterinarians work together to make a traditional tonic – onion juice mixed with honey. According to our vet, onions can help... View Article
PEAKING INTO A LONGHOUSE
The Dayak people are known for their traditional longhouses, which are still home to families all across Borneo. In the province of East Kalimantan, the Lamin traditional house is an integral part of the Dayak culture,... View Article
BEAR BUDDIES FOR LIFE
In 2023, we welcomed two male sun bear cubs to our Samboja Lestari Sanctuary. Bakar and Coki have lived together ever since. Bakar was rescued by the Wildlife Rescue Team of the East Kalimantan Natural Resources... View Article
