Home › Mammalia › Hominidae › Bornean Orangutan (Pongo pygmaeus)
SPECIES PROFILE
Bornean Orangutan (Pongo pygmaeus)
Pongo
IUCN STATUS
Critically Endangered
CONSERVATION STATUS
Critically Endangered
CLASS
Mammalia
GEOGRAPHICAL RANGE
Borneo (East Malaysia)
DIET
Herbivorous/Omnivorous
HABITAT
Tropical rainforests
🔬 Classification
PHYLUM
Chordata
CLASS
Mammalia
ORDER
Primates
FAMILY
Hominidae
GENUS
Pongo
📋 Description
SIZE
Males 1.2-1.4 m tall, 50-100 kg; females 1-1.2 m, 30-50 kg
COLORATION
Reddish-brown fur
ADAPTATIONS
Long arms for brachiation; tool use
🌿 Ecology
HABITAT
Tropical rainforests
DIET
Herbivorous/Omnivorous
GEOGRAPHIC RANGE
Borneo (East Malaysia)
REPRODUCTION
Gestation 8.5 months, 1 infant; stays with mother 6-8 years
DIET DETAILS
Fruit, leaves, bark, insects
⚠️ Threats & Conservation
PRIMARY THREATS
Deforestation, palm oil plantations, poaching
💡 Interesting Facts
1
Forest Engineers: Orangutans shape their habitat by building daily nests from branches and leaves, creating platforms that later decompose to enrich forest soils. This behavior not only aids their rest but also supports understory plant growth, fostering biodiversity in Borneo's rainforests.
2
Cultural Learners: They exhibit complex tool use, crafting sticks to extract termites or leaves as makeshift umbrellas, with techniques passed down through observation, mirroring human cultural transmission. Such intelligence, seen in behaviors like using leaf gloves for spiny fruits, underscores their cognitive kinship with humans.
🔭 Sighting Guide
📍 BEST PLACES TO SIGHT
Danum Valley Conservation Area
Sepilok Orangutan Rehabilitation Centre
Kinabalu National Park
🗓️ BEST TIME TO SIGHT
Visit at feeding times or join guided treks at dawn to see orangutans feeding.
🎯 SIGHTING TIPS
April-October. Dry season improves trail access for spotting orangutans in canopies.
