An In-Depth Exploration of Orangutan Diversity for Sustainable Ecotourism

Nestled within the lush landscapes of Indonesia, Berastagi Adventure beckons adventurers to embark on a transformative journey, not merely as spectators of nature but as active participants in the preservation of one of Earth’s most incredible species: the orangutan. As a stalwart proponent of ecotourism, Berastagi Adventure takes pride in offering an immersive experience that delves into the intricate tapestry of Indonesia’s orangutan biodiversity, with a specific focus on the critically endangered Sumatran Orangutan, the resilient Borneo Orangutan, and the recently discovered Tapanuli Orangutan.

In a world increasingly shaped by environmental challenges, Berastagi Adventure stands at the forefront, acting as a bridge between travelers seeking adventure and the urgent need for orangutan conservation. The allure of this ecotourism company lies not just in the scenic beauty of Indonesia’s landscapes but in its commitment to unraveling the mysteries surrounding orangutans and fostering a sustainable coexistence between humans and these remarkable primates.

The Three Types of Orangutans in Indonesia

Indonesia with its sprawling rainforests and diverse ecosystems, is home to three distinct species of orangutans, each with its unique characteristics, behaviors, and conservation challenges. Berastagi Adventure invites travelers to explore the intricate details of these remarkable primates: Sumatran Orangutan, Borneo Orangutan, and Tapanuli Orangutan, as they navigate the complex tapestry of Indonesia’s biodiversity.

1. Sumatran Orangutan (Pongo abelii)

The journey begins on the island of Sumatra, where the Sumatran Orangutan, adorned in its vibrant, long, and reddish-brown coat, captures the imagination. Berastagi Adventure invites travelers to delve into the nuances of this critically endangered species, exploring the intricate details of its habitat in the northern Sumatran rainforests, notably the Leuser Ecosystem.

Sumatran Orangutans, characterized by their smaller size, exhibit a distinctive appearance with long, vibrant red hair. Their expressive faces and slender builds are adaptations for an arboreal lifestyle, highlighting their agility in navigating the dense canopy of northern Sumatra.

2. Borneo Orangutan (Pongo pygmaeus)

Venturing further into the diverse landscapes of Borneo, the resilient Borneo Orangutan takes center stage. With its broad face and shorter hair, this species showcases remarkable adaptability to varied environments, from lowland rainforests to mountainous terrains.

Berastagi Adventure unveils the complex challenges faced by Northwest, Central, and Northeast Bornean Orangutans, emphasizing the need for innovative conservation strategies in the face of habitat loss and fragmentation. Borneo Orangutans display a broader face, shorter hair, and a robust physique. The species is further divided into three subspecies, Northwest Bornean Orangutan, Central Bornean Orangutan, and Northeast Bornean Orangutan, with slight variations in physical traits and coloration.

3. Tapanuli Orangutan (Pongo tapanuliensis)

A more recent addition to the orangutan family, the Tapanuli Orangutan, discovered in 2017, beckons travelers to the Batang Toru Ecosystem in North Sumatra. This rare and genetically distinct species faces imminent threats from infrastructure development and habitat degradation, underscoring the importance of targeted conservation efforts.

Berastagi Adventure sheds light on the unique features of Tapanuli Orangutans and the challenges they face, emphasizing the critical need for their protection. Tapanuli Orangutans share physical similarities with their Sumatran counterparts but exhibit unique skull and dental characteristics. This recent discovery highlights the incredible biodiversity of orangutans.

Read more : 10 Things to Know Before You Go to Berastagi, Indonesia

Differences Between Each Type of Orangutan Based on Biological and Behavioral Aspects

Embark on a captivating journey into the intricate worlds of Sumatran, Bornean, and Tapanuli orangutans, where subtle nuances in biology and behavior weave a tapestry of diversity within the Indonesian rainforests. In this exploration, we delve into the unique features that define each species, from the physical attributes that set them apart to the behavioral intricacies that shape their survival strategies. Join us as we unravel the fascinating distinctions that make each orangutan type a testament to the rich biodiversity of Indonesia.

AspectSumatran Orangutan (Pongo abelii)Borneo Orangutan (Pongo pygmaeus)Tapanuli Orangutan (Pongo tapanuliensis)
Biological AspectsSumatran orangutans are characterized by their thick fur, with dominant colors of brown and orange. Adult females typically weigh around 30-50 kilograms, while males can weigh between 50-90 kilograms. Males have distinctive long chins and cheek pouches that droop downwards. The body length ranges from 1.25 meters to 1.5 meters.Bornean orangutans, the largest arboreal animals globally, possess long, tangled, dark red-brown fur. Adult males can weigh between 50-90 kilograms, with a body height ranging from 1.25 meters to 1.5 meters. Adult females weigh 30-50 kilograms and reach a height of about 1 meter. Notably, Bornean orangutans have an inflatable Adam’s apple used to produce loud sounds for communication.The Tapanuli orangutan, discovered in the Batang Toru ecosystem, South Tapanuli, is genetically distinct from the other two species. They have cheek pads similar to Bornean orangutans but a body shape more akin to Sumatran orangutans. Males have small skulls and large fangs, with fur that is thicker and curlier, along with a prominent mustache and beard.
Behavioral AspectsSumatran orangutans display a relatively solitary behavior, with adult females often living with their young. Male orangutans, on the other hand, tend to be solitary. Orangutan cubs gradually become independent around the age of 3.5 years. Reproduction begins at 10-11 years of age, with an average reproductive age of 15 years. Their diet consists of 60% fruit, along with young leaf shoots, insects, soil, tree bark, and occasionally eggs or small vertebrates. They showcase a high level of intelligence, using tree branches for various purposes, including picking fruit.Bornean orangutans are predominantly found in lowland areas, and their habitat includes forests and peatlands where large fruit-bearing plants are abundant. Their diet consists of seeds, leaf shoots, tree bark, and insects. Unlike Sumatran orangutans, they often live on low branches and are known to come down to the ground more frequently.Tapanuli orangutans exhibit cheek pads that tend to be flat and covered with fine, blonde hair. They are found to have a unique combination of behaviors, incorporating characteristics from both Sumatran and Bornean orangutans.

Current Situation of The Three Types of Orangutan (Habitats)

It is crucial to explore the complex web of their habitats and the difficulties they encounter in order to assess the present situation of orangutan populations. In the lush forests of Indonesia, three separate species of orangutans: the Sumatran, Bornean, and Tapanuli, occupy special ecological niches. Upon exploring their habitats, we see how constantly threatened these important ecosystems are, making all-encompassing conservation efforts necessary. Currently, these amazing primates’ numbers are heartbreaking reminders of the pressing need for conservation.

AspectSumatran OrangutanBornean OrangutanTapanuli Orangutan
HabitatLeuser Ecosystem, Northern SumatraVarious regions in Borneo (Lowland, Peat Swamp, Montane Forests)Batang Toru Ecosystem, South Tapanuli, North Sumatra
Description of HabitatThe Leuser Ecosystem is a UNESCO World Heritage Site, comprising lowland rainforests, mountainous terrains, and swamps.Bornean orangutans inhabit a range of ecosystems including lowland rainforests, peat swamp forests, and montane forests in Borneo.The Batang Toru Ecosystem in South Tapanuli, North Sumatra, is the exclusive habitat for Tapanuli orangutans.
Threats to HabitatIllegal logging, palm oil plantations, and deforestation pose severe threats, leading to habitat loss, fragmentation, and degradation.Bornean orangutans face significant threats from habitat loss due to agricultural expansion, logging, and human settlements, leading to habitat fragmentation and degradation.Infrastructure development, including roads, poses an imminent threat to the Tapanuli orangutan habitat, contributing to habitat fragmentation.
Population EstimateApproximately 14,470 individualsApproximately 57,000 individuals (2016)Approximately 800 individuals
Population TrendThe Sumatran orangutan population has decreased by 80%, categorizing them as critically endangered.The Bornean orangutan population is decreasing, leading to their classification as critically endangered.Tapanuli orangutans are classified as an endangered species due to their small population size and the threats they face.

Orangutan As Tourism in National Parks (Bukit Lawang and Tanjung Puting) to Support the Local Economy

Indonesia’s rich biodiversity, including its diverse orangutan species, has made it a focal point for ecotourism, with National Parks such as Bukit Lawang and Tanjung Puting drawing global attention. These parks not only serve as crucial conservation areas for orangutans but also play a pivotal role in sustaining local economies through responsible and sustainable tourism practices.

AspectBukit Lawang National ParkTanjung Puting National Park
Tourist AttractionOvernight jungle trekking to  semi-wild/wild orangutans within Gunung Leuser National Park.
Famous for Camp Leakey rehabilitation center in Central Kalimantan.
Economic ImpactSignificant contribution to local economy through tourism-related activities, generating income for guides, accommodation providers, and local businesses.Provides employment opportunities for guides, boat operators, and park staff, contributing to the local economy.
Conservation and EducationEntrance fees and donations support conservation initiatives and educational programs.Eco-tours fund orangutan conservation projects and raise awareness among visitors. Educational programs actively engage visitors.
Challenges and ManagementBalancing tourism with conservation efforts through strict regulations and responsible practices. Community involvement in park management.Managing increasing tourist numbers while safeguarding ecological integrity. Implementation of strict visitor guidelines and community involvement.
Overall Impact of Orangutan TourismEconomic diversification, conservation funding, community empowerment, and educational opportunities.Economic diversification, conservation funding, community empowerment, and educational opportunities.


In conclusion, orangutan tourism in National Parks like Bukit Lawang and Tanjung Puting serves as a successful model where economic benefits and conservation efforts harmoniously coexist. These initiatives contribute significantly to local economies, providing livelihoods and funding crucial conservation projects. 

The revenue generated through responsible tourism practices plays a pivotal role in supporting orangutan conservation, from habitat restoration to community engagement. Despite the challenges of managing tourism impact, the overall success lies in the empowerment of local communities, economic diversification, and heightened awareness åamong visitors. 

The story of orangutan tourism in these parks illustrates the potential for sustainable coexistence between wildlife and human activities. By fostering a sense of shared responsibility, these initiatives not only contribute to the preservation of orangutans but also create a blueprint for responsible wildlife tourism that benefits both local communities and the environment.


Leave a Comment

Your email address will not be published. Required fields are marked *