We are thrilled to announce, that we have successfully released an additional seven orangutans into the Bukit Baka Bukit Raya National Park (TNBBBR) in Central Kalimantan last week. This is the 37th release from our Nyaru... View Article
Recently, our Post-Release Monitoring (PRM) team from Nles Mamse Camp, in the Kehje Sewen Forest, East Kalimantan, spotted three orangutans building nests only a few minutes’ hike from camp. What makes it so unique: It was... View Article
When our Post Release Monitoring team recently observed female orangutan Desi, they made an exciting discovery. Desi is currently the only rehabilitated orangutan living on the pre-release island of Juq Kehje Swen in East Kalimantan. The... View Article
Last month marked an important moment for eight orangutans at our Nyaru Menteng Orangutan Rehabilitation Centre in Central Kalimantan. They finally entered the pre-release stage of rehabilitation – the last step on their journey to freedom.... View Article
What a day for our Post Release Monitoring (PRM) team! During their regular observations in the forest, they recently spotted three mother-infant pairs in one spot: Lesan and her daughter Ayu, Sayang and her daughter Padma,... View Article
Jeffrey, a 23-year-old male orangutan, has been living on a pre-release island for over a year now. So it is a perfect time to give you an update on how he is doing. Before we could... View Article
We have stunning new images right out of the Bornean rainforest for you. These snapshots are not just valuable insights into the life of our released orangutans, they are also evidence of the abundance of species... View Article
When we release orangutans to the Bornean rainforest or a pre-release island, we need to make sure they find enough natural food. Therefore, we not only monitor them and make sure they are healthy and adapting... View Article
Have you ever wondered how our Post-Release Monitoring (PRM) Team in East Kalimantan transports all their equipment through the Bornean rainforest? To say the least, it’s challenging. It’s a long journey to reach our two camps... View Article
Just last week, we informed you about our first rescue of the year. Shortly after, we were involved in three more orangutan rescues in Central Kalimantan. The three orangutans – Onyer, Ramangai, and one who has... View Article
In cooperation with the Central Kalimantan Natural Resources Conservation Agency (BKSDA), we recently carried out our first rescue mission of the year. An adult male orangutan needed our help. We had received some information about this... View Article
Pre-release islands are the university for our rehabilitated orangutans. Before their release to the wild, every Forest School graduate has to prove and hone their learned skills on one of our human-made islands. As a forested... View Article
The ultimate goal of all of BOS Foundation’s reintroduction efforts is to establish populations of orangutans who are self-sufficient, have babies and raise them to independence. Therefore, the best marker of success for us is when... View Article
After the successful release of Freet, Juve, and Britney on 18 February, our Post-Release Monitoring (PRM) team from Lesik Camp in the Kehje Sewen Forest of East Kalimantan has found renewed vigour! The global pandemic had... View Article
The BOS Foundation’s RHO Program team stationed at the Juq Kehje Swen Pre-Release Island in East Kalimantan conducts regular patrols to secure the island and collects observational data on orangutans. The individuals placed on the island... View Article
Get ready for some fantastic news! We have started to release orangutans again. After almost one year in lockdown, we safely and successfully released ten orangutans back to the Bornean rainforest. From our centre in Central... View Article
Where to start when talking about everybody’s darling, Beni? He is the megastar of the award-winning documentary series ‘Orangutan Jungle School’. He has fans all around the globe who follow the daily video posts on his... View Article
We have great news: Orangutan Jungle School star Dilla, together with her female friends Mawas and Jeliva, has been released on the Badak Kecil Orangutan Sanctuary Island! We are delighted to report the safe and successful... View Article
In our last post, we shared the exciting news with you about Dilla’s, Mawa’s and Jeliva’s upcoming move to a sanctuary island. We will tell you all about our first attempt to transfer orangutans since the... View Article
We have exciting news to share. We will transfer three orangutans to a forested, sanctuary island located in the Salat Island cluster in Central Kalimantan. This is the first attempt to release orangutans since the outbreak... View Article
Our Post-Release Monitoring (PRM) team at Lesik Camp, in the Kehje Sewen Forest of East Kalimantan, has a plethora of stories to tell. Observing released orangutans is never dull. Since orangutans are extremely intelligent great apes... View Article
Besides protecting our orangutans and staff from COVID-19, we are currently facing another challenge. Before 2020 came to an end, our team at the Samboja Lestari Orangutan Rehabilitation Centre found themselves preoccupied with an unexpected and... View Article
Not every orangutan resident of the BOS Foundation’s rehabilitation centres will have the opportunity to return to a natural forest where they can live wild and free. There are several individuals who, due to various reasons,... View Article
You might have seen the #10YearChallenge on social media, where people upload two photos of themselves, taken ten years apart. The ‘challenge’ typically highlights just how much an individual’s appearance has, or has not, changed over... View Article
2020 has been an unusually challenging year for everyone. All around the world, we lost loved ones, jobs and our way of life. However, despite the hurdles we’ve been up against, the support from you, our... View Article
Orangutans, much like their human relatives, each have their own unique personality. Some are friendly and have a playful character, while others are more serious or aloof and like to be left alone. Malika, a 5-year-old... View Article
It’s almost Christmas, and if you are still looking for a unique gift, sit back, relax – and browse through our shop. Check out our instant gifts, adopt an orangutan, or donate directly. Every gift you... View Article
Orangutans acquire many important skills throughout the rehabilitation process. They must learn how to identify trees, climb them, and build nests in them, in addition to the very foundational skills of how to forage for food... View Article
Drum Roll, Please! We are happy to announce the 5th natural birth among released orangutans in the Kehje Sewen Forest and the 21st wild-born baby across all release sites. Female orangutan Signe, released to the forest... View Article
It has been almost nine months since the BOS Foundation closed its rehabilitation centres to visitors, volunteers, and researchers to help curb the spread of COVID-19. Throughout this uncertain time, we have remained fully committed to... View Article
Earlier this year, our Post-Release Monitoring (PRM) team from Camp Lesik, in the northern part of the Kehje Sewen Forest, found Lesan in a weakened state. She looked frail, had a runny nose, and was coughing.... View Article
If you have read stories about our Post-Release Monitoring (PRM) teams, you will know that these groups of dedicated orangutan warriors are responsible for monitoring, observing, and collecting data on released orangutans. However, the role of... View Article
For the human surrogate mothers at the Nyaru Menteng Orangutan Rehabilitation Centre, the moment a young orangutan progresses to a more advanced Forest School group is an occasion to celebrate. This promotion occurs whenever an orangutan... View Article
If you’ve ever watched recordings of gorillas, chimpanzees, long-tailed macaques, langurs, gibbons, or proboscis monkeys, you would have seen them gathered in groups, exploring their surroundings or foraging for food together. Orangutans follow a completely different... View Article
When you are experiencing a bad hair day, it’s easy to get hair envy. Just don’t look in Fani’s direction when you do, as this 21-year-old female orangutan has the loveliest locks in all the land.... View Article
Jaqueline Pascarl and her husband, Dr Ian Maratos, from Melbourne love murals and the images they reflect. And both are deeply concerned about the destruction of the rainforest in Borneo and the habitat of orangutans. Being... View Article