Borneo Orangutan Survival Foundation

BOSF

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Racing Against the Clock: Saving Orangutans and Forests from Extinction

The biggest threat to orangutan conservation is habitat loss which has led to the serious decline in the orangutan population across Borneo and Sumatra. If deforestation continues at the current rate, orangutans will ultimately become extinct. International Forest Day, which falls on March 21,is a timely reminder of the issues at hand regarding conservation of our forests and ecosystems, and the effects on the future survival of orangutans.

Mar 21, 2017
Rescue Mission a Success: 11 Orangutans Translocated from Mangkutub

At the end of February, a joint team from the Central Kalimantan BKSDA and the BOS Foundation embarked on an orangutan rescue mission to save a group of orangutans stranded along the banks of the Mangkutub River in Kapuas Regency, Central Kalimantan. This mission successfully translocated 11 orangutans to a safer area.

Mar 15, 2017
When Ajeng Met a Wild Male

Our team from Nles Mamse Camp in the Kehje Sewen Forest recently observed Ajeng, a female orangutan we released back in September 2015. The team spotted her resting in the top of a tree and quickly began to record her activities, when suddenly a male orangutan approached her. The team didn’t recognise the male, so came to the conclusion that he was a wild orangutan.

Mar 13, 2017
Releases Kick Off #FREEDOM Campaign

The BOS Foundation has kicked off the year with the release of more orangutans to natural habitats in Central and East Kalimantan, taking the total number of orangutans released by BOSF since 2012 to 270. We also launched our #FREEDOM campaign, in which we aim to release as many orangutans as possible from our rehabilitation centres into protected forests this year.

Mar 09, 2017
Year of #FREEDOM: BOS Foundation and East Kalimantan BKSDA Release More Orangutans into Kehje Sewen Forest

Launching our 2017 #FREEDOM campaign, BOS Foundation through the Samboja Lestari East Kalimantan Orangutan Reintroduction Program (Samboja Lestari) and the East Kalimantan BKSDA release 7 more orangutans into Kehje Sewen Forest in East Kutai and Kutai Kartanegara Regencies, East Kalimantan. This release will bring the population of orangutans released into Kehje Sewen to 62 individuals.

Mar 01, 2017
SAMBOJA LESTARI 11th ORANGUTAN RELEASE CANDIDATE PROFILES

Launching our 2017 #FREEDOM campaign, BOS Foundation through the Samboja Lestari East Kalimantan Orangutan Reintroduction Program (Samboja Lestari) and the East Kalimantan BKSDA release 7 more orangutans into Kehje Sewen Forest in East Kutai Regency, East Kalimantan. This is their profile

Feb 28, 2017
[PRESS RELEASE] BOS Foundation Launches A Large-Scale Orangutan Rescue Mission for the Third Time

Following the successful rescue of 76 wild orangutans last year from an area along the banks of the Mangkutub River, Kapuas Regency, Central Kalimantan, a joint team from Central Kalimantan BKSDA and BOS Foundation once again embarks on a third mission in the same area to rescue more wild orangutans recently found. 

Feb 21, 2017
Year of Orangutan #FREEDOM: BOS Foundation and Central Kalimantan BKSDA Release Another 12 Orangutans in Bukit Baka Bukit Raya National Park

To launch our #FREEDOM campaign, the BOS Foundation in joint cooperation with the Central Kalimantan Natural Resources Agency (BKSDA) is reintroducing another 12 orangutans in Bukit Baka Bukit Raya National Park (BBBR-NP). 

Feb 17, 2017
[PRESS RELEASE] BOS Foundation Condemns Orangutan Killing in Kapuas

The BOS Foundation strongly condemns the recent killing of an adult orangutan by 10 oil palm plantation workers in Kapuas, Central Kalimantan. This unfortunate event adds to the long list of conflicts between humans and orangutans within oil palm plantation areas.

Feb 16, 2017
NYARU MENTENG 16th ORANGUTAN RELEASE CANDIDATE PROFILES

To launch our #FREEDOM campaign, the BOS Foundation in joint cooperation with the Central Kalimantan Natural Resources Agency (BKSDA) is reintroducing another 12 orangutans in Bukit Baka Bukit Raya National Park (BBBR-NP). In this event, 1 orangutan repatriated from Thailand 10 years ago, will also join the group to be release. This is their profile

Feb 16, 2017
Our New Baby House are 75% Complete

Our new Baby Houses are 75% complete thanks to your support! We can’t wait to see our babies move into their new homes ♥

Feb 09, 2017
Leonie Enjoys Life in Kehje Sewen Forest

Our PRM team from Camp Nles Mamse recently set out to find and observe Leonie in the Kehje Sewen Forest. The team headed for the place where Leonie was last seen and relied on radio transmitters to locate her. After hiking uphill to follow Leonie’s signal, the team soon spotted her plucking shoots on the forest floor.

Feb 07, 2017
Released Orangutans Thriving in Bukit Batikap Conservation Forest

At the end of last year, I returned to the Bukit Batikap Conservation Forest in Central Kalimantan to review the progress of our reintroduced orangutans from a veterinary health perspective.

Feb 02, 2017
Rafli Thriving in Kehje Sewen

Undeterred by a morning downpour, our PRM team recently set out to conduct nest-to-nest observations on Rafli, a male orangutan we released to the southern area of the Kehje Sewen Forest in October 2016.

Jan 31, 2017
Baby Jacqui Arrives: Bornean Orangutans Are Still Under Threat

On January 12, our Nyaru Menteng team embarked on our first rescue mission of the year to save an infant female orangutan in Pilang village, Central Kalimantan. The little girl, who we named Jacqui, was reported to have been found by local villager Edy, stranded near a primary canal located between Pilang and Tumbang Nusa villages.

Jan 26, 2017
Cita Enjoys a Forest-Food Smorgasbord

Our PRM team from Camp Nles Mamse in the Kehje Sewen Forest were recently hoping to track down Cita, and after several hours of hiking up and down hills found her relaxing in the top of a tree. Sitting about 20 meters from the ground, Cita appeared to be in good health and was busily eating some forest fruits.

Jan 24, 2017
New Homes for our Baby Orangutans

In late 2015, fires raged across Kalimantan causing widespread forest loss and devastating impacts to wildlife populations. Tragically, many baby orangutans were left orphaned after losing their mothers and forest homes to the fires and our teams were out on permanent rescue missions.

Jan 19, 2017
Encounter of Two Mothers in Kehje Sewen

Over the past few months, our PRM team from Camp Nles Mamse has been busy monitoring orangutans released to the Kehje Sewen Forest. Recently, the team was lucky enough to encounter two mothers spending time together in the forest – Yayang and Lesan, with their babies clinging to their bellies.

Jan 17, 2017
Orangutans Doing Well in Kehje Sewen

We are delighted to report that the six orangutans released in December last year – Signe, Bungaran, Indonesia, Cita, Valen, and Bong – are adapting well to their new home in the Kehje Sewen Forest. Mother-infant pair Signe and Bungaran are thriving in their new environment, with Signe doing a great job teaching her son all about life in the wild.

Jan 10, 2017
Charlie Now Living Independently in Bukit Batikap Conservation Forest

Charlie was released to Central Kalimantan’s Bukit Batikap Conservation Forest in November 2012 together with his mother, Chanel. Our PRM team recently caught up with Charlie, who has grown more independent and developed good socializations skills during his five years in the wild.

Jan 05, 2017
Mission Accomplished: BOS Foundation Releases 251 Orangutans

Every orangutan release involves a long and complicated process, and is the main aim of the BOS Foundation’s effort in helping safeguard critically endangered great apes in their natural habitats. In its 25th anniversary this year, the BOS Foundation successfully achieved a set target of releasing 250 orangutans in a 5-year period.

Dec 22, 2016
BOS Foundation Marks World Wildlife Conservation Day with another Orangutan Release

This year we marked world Wildlife Conservation Day with the successful release of 11 rehabilitated orangutans from Nyaru Menteng to the Bukit Baka Bukit Raya (BBBR) National Park. This event took place on December 6, and this is the third release into BBBR NP in collaboration with BKSDA and the national park authorities.

Dec 15, 2016
[PRESS RELEASE] The BOS Foundation Releases 251 Orangutans Since 2012

Great ape reintroduction is a complex process and in Indonesia a significant focus for Borneo Orangutan Survival (BOS) Foundation to contribute towards saving Critically Endangered Bornean orangutans from extinction.

Dec 13, 2016
SAMBOJA LESTARI 10th ORANGUTAN RELEASE CANDIDATE PROFILES

By the end of 2016, which also marks BOS Foundation’s 25th Anniversary, another six orangutans will be released bringing the total number of orangutans released by BOS Foundation since 2012, to 251. Here are the release candidates’ profiles

Dec 12, 2016
[PRESS RELEASE] Third Orangutan Release by BOS Foundation and Central Kalimantan BKSDA in Bukit Baka Bukit Raya National Park

The Borneo Orangutan Survival (BOS) Foundation will mark World Wildlife Conservation Day, which falls on December 4, by working with the Central Kalimantan Natural Resources Conservation Agency (BKSDA) to release another 11 orangutans to the Bukit Baka Bukit Raya National Park (TNBBBR). 

Dec 06, 2016
NYARU MENTENG 15th ORANGUTAN RELEASE CANDIDATE PROFILES

The Borneo Orangutan Survival (BOS) Foundation will mark World Wildlife Conservation Day, which falls on December 4, by working with the Central Kalimantan Natural Resources Conservation Agency (BKSDA) to release another 11 orangutans to the Bukit Baka Bukit Raya National Park (TNBBBR). Here are the release candidates’ profiles

Dec 05, 2016
My Last Week in the Kehje Sewen Forest

After eight months in East Kalimantan, my final week on patrol in the Kehje Sewen Forest as a post-release monitor revealed several updates on the whereabouts and activities of some of the forest’s resident orangutans. Earlier in the month, I was lucky enough to observe Sayang, a 7-year-old female who was travelling alone.

Dec 01, 2016
Celebrating BOS Foundation’s 25th Anniversary

This year we reached our 25th year of working in the field of orangutan and habitat conservation in Indonesia.  We have learned much during our journey and over a quarter of a century we have rescued over 2,200 displaced or orphaned orangutans.

Nov 24, 2016
Five Orangutans Adapt Well in Kehje Sewen Forest

Our Post-Release Monitoring (PRM) team from Nles Mamse Camp has spent the past few weeks monitoring the five orangutans reintroduced in to the Kehje Sewen Forest on October 19. Collecting data on their progress and adaptation has proven quite challenging for the PRM team, as each individual orangutan has a different and unique approach to adjusting to their new environment.

Nov 22, 2016
[PRESS RELEASE] BOSF Reflects on 25 Years of Work: “Orangutans Endangered yet Poorly Protected”

The Borneo Orangutan Survival (BOS) Foundation will hold a celebration called“Reflection, the BOS Foundation’s 25 Years of Caring for Orangutans” to mark its 25th anniversary. The event will coincide with Orangutan Caring Week, which is observed globally in the second week of November each year.

Nov 18, 2016
A REFLECTION: BOS FOUNDATION 25 YEARS CARING FOR ORANGUTANS

Celebrating 25 years of saving Bornean orangutans together with multiple stakeholders. Our success is thanks to joint cooperation with numerous parties, both nationally and internationally. Together we still have much to achieve.

Nov 17, 2016
#OrangutanCaringWeek: Help Us Care for Meryl and Her Friends!

In early January 2015, our Nyaru Menteng team together with BKSDA travelled to Tumbang Jiga village – located in the remote regions of Katingan Regency in Central Kalimantan – after receiving a report that a baby orangutan was being held captive.

Nov 15, 2016
[PRESS RELEASE]: #FunWalk: #CaringforOrangutans With BOS Foundation!

Jakarta, November 13, 2016. Every day, orangutans lose their forest habitat due to encroachment and land use change. Once forest has been cleared, orangutans are forced to expand their range in search for food, often wandering into human settlements, farms or oil palm plantations to feed which leads to human-orangutan conflict situations.

Nov 13, 2016
Pre-Release Salat Nusa Islands Finally in Use

BOS Foundation Nyaru Menteng’s goal of utilising the Salat Nusa islands as a new pre-release area for rehabilitated orangutans has finally been achieved, with last week’s release of 12 Forest School graduates for the first time to Badak Kecil Island, in Pulang Pisau Regency, Central Kalimantan.

Nov 10, 2016
Lesan and Her Baby Seen with Casey

Early morning during a recent daily patrol, our Kehje Sewen Post-Release Monitoring (PRM) team spotted the familiar signs of an orangutan approaching. Off in the distance, tall trees were leaning at great angles and then springing back into an upright position as an orangutan moved from tree to tree.

Nov 08, 2016
[PRESS RELEASE] BOS Foundation Establishes an Orangutan Conservation Area on Salat Island

Following a long process to secure the rights to utilize parts of Salat Island in Pulang Pisau Regency, Central Kalimantan, the Borneo Orangutan Survival (BOS) Foundation in collaboration with the local community have been granted permission to establish an orangutan conservation area on Salat Island.

Nov 03, 2016
#OrangutanCaringWeek

Gather your friends and help save orangutans without even setting foot in the forest by joining the BOS Foundation’s #FunWalk, which will take place on Jakarta’s #CarFreeDay, November 13

Nov 02, 2016
BOS Foundation’s 9th Orangutan Release in Kehje Sewen Forest

We are working tirelessly throughout our 25th anniversary year, and together with the East Kalimantan BKSDA we released five more orangutans to the Kehje Sewen Forest on October 18.

Oct 27, 2016
SAVING BORNEAN ORANGUTANS!

Wild orangutan populations and their habitat have continued to decline in size leading to the IUCN reclassification of Bornean orangutans (Pongo pygmaeus) to Critically Endangered > http://www.iucnredlist.org/details/17975/0. Urgent conversation action is needed to protect Bornean orangutans and the time to act is now.

Oct 26, 2016
Sayang Goes Solo in the Kehje Sewen Forest

When the PRM teams set out each morning on radio tracking patrols aimed at locating orangutans in the Kehje Sewen Forest they cannot always predict who they will find. On October 3, right after leaving camp, the team from Camp Lesik heard the familiar sounds of branches cracking and leaves rustling in the distance. As Kehje Sewen is home to many tree-dwelling animals, it was only when the team spotted a treetop swaying that they knew it was indeed an orangutan.

Oct 25, 2016
Busy Mother Emen Knows How to Relax

When you think of orangutans, an image springs to mind of these magnificent creatures high up in the trees, moving from branch to branch feeding on fruit and resting in treetop nests. Orangutans do, however, occasionally leave the safety of the trees to spend time exploring and foraging on the forest floor – but there are some, like Emen, who take to the ground for other reasons.

Oct 20, 2016
[PRESS RELEASE] BOS Foundation to Release Four More Orangutans in East Kalimantan

In celebration of its 25th anniversary, the Borneo Orangutan Survival (BOS) Foundation is releasing four more rehabilitated orangutans from the Samboja Lestari Orangutan Reintroduction and Land Rehabilitation Programs (Samboja Lestari) to the Kehje Sewen Forest, located in East Kutai and Kutai Kertanegara Regencies.

Oct 18, 2016
KENT – RETURNS HOME

Kent came from Sangkulirang to Samboja Lestari on March 24, 1999, after being rescued from a farmer’s field when he was two months old and weighed five kilograms. The orphaned male was suffering from dehydration and severe diarrhea due to a worm infection.

Oct 17, 2016
SAMBOJA LESTARI 9th ORANGUTAN RELEASE CANDIDATE PROFILES

On its 25th anniversary this year, the BOS Foundation with East Kalimantan BKSDA will once again release 4 rehabilitated orangutans from Samboja Lestari to Kehje Sewen Forest. This is their profiles

Oct 16, 2016
BOS Foundation Releases Eight More Orangutans in BBBR National Park

The BOS Foundation is celebrating yet another successful release of rehabilitated orangutans from Nyaru Menteng to the Bukit Baka Bukit Raya (BBBR) National Park in Katingan Regency, Central Kalimantan. This release coincided with World Habitat Day, which occurs annually on the first Monday of October.

Oct 13, 2016
Released Orangutans Reunite in the Kehje Sewen Forest

A few weeks ago, our PRM team from Nles Mamse Camp carried out nest-to-nest observations on Bungan (Read the full story here: Bungan Savours Pot of Honey After Swarm Attack. The team caught up with her again a few days later foraging on a hill near Nles Mamse Camp, where forest fruits are plentiful this time of year. Bungan was seen savouring rattan and Lithocarpus sp. fruits and drinking water from the hollow of a tree trunk

Oct 11, 2016
New Baby House in Nyaru Menteng

Terima kasih kepada para donatur! Penggalangan dana kami untuk rumah baru bagi para bayi orangutan di Nyaru Menteng akhirnya terkumpul! Pantau terus lini masa kami untuk tahu lebih banyak tentang kemajuan dan rencana untuk fasilitas yang sangat dibutuhkan ini.

Oct 10, 2016
GREAT APES GIVING DAY SUCCESS!

A huge thanks to everyone who supported us on Great Apes Giving Day, which took place on 4 October this year. Through this exciting 24-hour fundraising campaign, organised by Arcus Foundation in partnership with the Global Federation of Animal Sanctuaries and hosted by Razoo

Oct 06, 2016
[PRESS RELEASE] BOS Foundation and Central Kalimantan BKSDA Release More Orangutans to Bukit Baka Bukit Raya National Park

To mark World Habitat Day, which falls on October 3, the Borneo Orangutan Survival Foundation (BOS Foundation) and the Central Kalimantan Natural Resources Conservation Agency (BKSDA) together will release eight orangutans to the Bukit Baka Bukit Raya National Park. Since 2012, the BOS Foundation has returned 222 orangutans to natural forest habitats in East and Central Kalimantan.

Oct 05, 2016
NYARU MENTENG 14th ORANGUTAN RELEASE CANDIDATE PROFILES

To mark World Habitat Day, which falls on October 3, the Borneo Orangutan Survival Foundation (BOS Foundation) and the Central Kalimantan Natural Resources Conservation Agency (BKSDA) together will release eight orangutans to the Bukit Baka Bukit Raya National Park. Here are the release candidates’ profiles

Oct 04, 2016
4 October

Organised by the Arcus Foundation in partnership with the Global Federation of Animal Sanctuaries (GFAS), Great Apes Giving Day is taking place on Tuesday 4 October – that is only 4 days away! Over 30 great ape sanctuaries are taking part and through this 24-hour online giving campaign hosted by Razoo, you can pledge your donation to support our work in rescuing and caring for Bornean orangutans. 

Sep 30, 2016
Orangutans Undergo Annual Routine Health Checks

Orangutans from both of the BOS Foundation’s rehabilitation centres – Nyaru Menteng in Central Kalimantan and Samboja Lestari in East Kalimantan – are given routine medical checks to determine each individual’s health status and to help us avoid, or prepare for, possible disease epidemics.

Sep 29, 2016
Raymond Encounters Bungan in the Kehje Sewen Forest

Our PRM team from Camp Nles Mamse recently monitored Raymond’s activities over several consecutive days to see how he was adapting to life in the Kehje Sewen Forest following his release on May 28.

Jul 28, 2016
Dewi and Her New Baby

On a sunny afternoon in Batikap, I took a boat ride along the Joloi River to try to pick up signals from any of our 155 released orangutans. 

Jul 27, 2016
Peace and Papayas Among Friends

On a beautiful morning in the Kehje Sewen Forest, our team recently set out to monitor Lesan and her baby. 

Jul 19, 2016
HOPE (Help Orangutans, Protect Earth)

The year 2016 marks the BOS Foundation’s 25th anniversary! Celebrate 25 years of ever-challenging

Jul 16, 2016

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