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
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
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
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 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
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
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
One morning, a Post-Release Monitoring team made up of members Pel, Emen and Jeje, along with our veterinarian, Dr Made, went on patrol along Transect #9. Suddenly, they spotted a male orangutan. Who was it? Well... View Article
Recently, our monitoring team conducted nest-to-nest observations on Desi, a female orangutan residing on Juq Kehje Sewen, one of BOS Foundation’s pre-release islands in East Kalimantan. The team, consisting of Aluna, Ubay, Rustam, and Erik, had been... View Article
On a scorching day at Nyaru Menteng’s Forest School in Central Kalimantan, some students from Group 4 discovered the ultimate way to cool down creating mud bath time. Monte was the first to find a refreshing... View Article
Orangutans have distinctive personalities and unique physical characteristics. These make it easy for those who work with them to tell individuals apart. A few indicators our technicians use to identify orangutans are body size, facial features,... View Article
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... View Article
Orangutans are fascinating to observe. If you pay attention closely, you will uncover a world of exciting behaviours and interactions. For example, when several individuals come together and form a so-called ‘party’. Our Post-Release Monitoring (PRM)... View Article