Kehje Sewen, one of our release forests, is a tropical rainforest spanning 86,593.65 hectares. Half of the area consists of hilly terrain, creating a distinctive tropical ecosystem supporting Borneo’s endemic wildlife. The wealth of biotic and... View Article
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
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
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
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
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
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 Ministry of Environment and Forestry of the Republic of Indonesia (KLHK), the Natural Resources Conservation Centre (BKSDA) of Central Kalimantan, and the Borneo Orangutan Survival (BOS) Foundation will soon conduct the 44th orangutan release from... View Article
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
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
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
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
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
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
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
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
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, 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
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
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
Who remembers Petto? We have missed him since our Post-Release Monitoring (PRM) team from the Himba Pambelum Monitoring Camp in Bukit Baka Bukit Raya National Park Area (TNBBBR), Central Kalimantan, last encountered him in August 2022. ... View Article
As we at BOS Australia are proud to present our upcoming Eyes of the Orangutan screening events in Sydney, Melbourne and Auckland, we would like to introduce you to one of the orangutans who have been directly... View Article
Do you remember Ben, the 500th orangutan the BOS Foundation released in November 2022? Our Post Release Monitoring team recently spotted him in his new forest home. One morning, the Post-Release Monitoring (PRM) team in the... View Article
This July you have the one-off chance to view the exclusive cinema screening of the documentary ‘Eyes of the Orangutan’ – a captivating exploration of the dark world of modern wildlife tourism and its impact on... View Article
Camp Lesik has had a new visitor. The Post Release Monitoring (PRM) team recently observed an orangutan off the back of the camp. While we don’t yet know who this individual is, we can be certain... View Article
Samboja Lestari’s Forest School has one less student for the time being, as little Galaksi has been removed from the group’s activities due to a fracture in his leg. Find out what happened to him. Galaksi... View Article
The BOS Foundation recently collaborated with the Indonesian Snake Sioux Foundation to provide snake-handling training for the Post Release Monitoring (PRM) team members. As a result, the team’s perceptions of snakes changed. Snakes will either spark... View Article
Our Post-Release Monitoring (PRM) team in the Hiran watershed recently observed Gonzales, a male orangutan the BOS Foundation team released in November 2022 in the Bukit Baka Bukit Raya National Park. What was he up to?... View Article
The forest is home to many different and unique animal species. Now and then, we introduce you to one of the many fascinating individuals sharing their habitat with the Bornean orangutan. Some tread the ground, others... View Article
Our Post-Release Monitoring (PRM) team recently translocated Hanung, who the BOS Foundation released to the Kehje Sewen Forest in 2016. Find out why. In addition to releasing and monitoring orangutans in the forest, the PRM... View Article
Today, we would like to introduce you to another orangutan warrior from the Nyaru Menteng Orangutan Rehabilitation Centre in Central Kalimantan. Meet Mas Surip, the welding coordinator. What is your responsibility at Nyaru Menteng? I keep... View Article
Taking care of over 400 orangutans in two centres includes regular fitness checks by our dedicated veterinarian team. Routine exams help us monitor the general health of the orangutan population at our rehabilitation centres and, if... View Article
When you adopt an orangutan through our program, you sponsor not just your chosen orangutan. Instead, you become a true conservation champion by helping us reach our ultimate goal: Freedom for each eligible orangutan in our... View Article
It has been some time since we brought you a new Orangutan Warrior profile. This time, we’d like to introduce you to one of the inspiring women who has been a part of our Orangutan Habitat... View Article
Orangutans are semi-solitary primates who spend the majority of their lives alone. However, in some orangutan populations, the females will gather in groups from time to time, especially during the fruiting season, when forest food is... View Article
Our Post-Release Monitoring (PRM) team recently searched for orangutans at Puncak Leke in the Kehje Sewen Forest when they caught sight of an unidentified animal. They looked closely at the curious creature and noticed it was... View Article