Sarawak

slippymark / Wikimedia Commons (CC BY-SA 3.0)

Famous for its rugged coastline and unique rock formations, Bako is the best place in Sarawak to see the rare, endemic proboscis monkey. The park's diverse habitats, ranging from mangrove to cliffside forest, also host bearded pigs and silvered langurs.

Access. Accessible only by a 20-minute boat ride from Bako Bazaar, which is reached by bus or taxi from Kuching.

Notes. The park is small and walkable, but monkeys are wild and should not be fed; tides affect boat departure times.

Sabah

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This pristine 438-square-kilometer tract of primary dipterocarp forest is a stronghold for rare species like the clouded leopard and orangutan. It offers an immersive experience in one of the most biodiverse ecosystems on the planet.

Access. Located deep in the interior of Sabah, access is restricted to researchers and guests of the Borneo Rainforest Lodge, requiring a 4x4 transfer from Lahad Datu.

Notes. Strict conservation rules apply; visitors must be accompanied by a guide at all times.

Johor

Toni Wöhrl / Wikimedia Commons (CC BY-SA 4.0)

One of the oldest tropical rainforests in the world, this park is a haven for biodiversity, including the rare Sumatran rhinoceros and diverse primate species. It offers a rugged, deep-jungle experience for travelers seeking to observe wildlife in a pristine, untouched environment.

Access. Access is strictly regulated; visitors must obtain permits from the Johor National Parks Corporation and typically enter via the Selai or Peta gateways with a mandatory guide.

Notes. Permits are required well in advance. The park is closed during the monsoon season from November to February.

Sabah

Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center / Wikimedia Commons (Public domain)

The Kinabatangan River is one of the best places in Southeast Asia to see wild orangutans, proboscis monkeys, and pygmy elephants. The riverbanks serve as a vital corridor for wildlife, allowing for frequent sightings from the water.

Access. Most visitors stay in eco-lodges along the river in Sukau or Bilit, accessing the area via small boat river safaris.

Notes. Best visited during the dry season; early morning and late afternoon boat cruises offer the highest probability of sightings.

Selangor

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This coastal wetland is a vital stopover for migratory birds and a sanctuary for silvered leaf monkeys and long-tailed macaques. It is renowned for its elevated observation towers that provide excellent vantage points for birdwatching and wildlife spotting along the mangrove fringes.

Access. Located about an hour from Kuala Lumpur; accessible by car with well-maintained walking trails throughout the park.

Notes. Best visited during the early morning or late afternoon for peak bird activity and to avoid the midday heat.

Sarawak

Pavel Kirillov from St.Petersburg, Russia / Wikimedia Commons (CC BY-SA 2.0)

Renowned for its incredible variety of palms and frogs, Kubah is a paradise for macro-wildlife enthusiasts and birdwatchers. The park's well-maintained trails lead to waterfalls and hidden pools where rare amphibians and colorful forest birds thrive.

Access. Located about 45 minutes by car from Kuching; easily accessible for day trips or overnight stays at the park headquarters.

Notes. Night walks are highly recommended to spot the park's famous frog species.

Sabah

Dcubillas / Wikimedia Commons (CC BY-SA 3.0)

Famous as the original 'Survivor' island, this park is also a significant wildlife site known for its unique population of sea snakes and diverse marine bird life. The island's volcanic mud volcanoes and surrounding reefs provide a unique habitat for both land and sea-based wildlife.

Access. Accessible by a 30-minute boat ride from Kuala Penyu jetty in Sabah.

Notes. Visitors should exercise caution around the sea snakes, which are venomous but generally non-aggressive.

Sabah

Tabin Wildlife Reserve — Wikidata / Wikimedia Commons

Located in eastern Sabah, this massive dipterocarp forest is a sanctuary for endangered species like the Bornean pygmy elephant, Sumatran rhinoceros, and clouded leopard. It is one of the best places in Malaysia to spot rare mammals in their natural habitat through guided night drives and jungle treks.

Access. Accessible via a 1.5-hour drive from Lahad Datu; visitors typically stay at the Tabin Wildlife Resort and book guided 4x4 safari drives.

Notes. Best visited during the drier months from March to October to avoid muddy trails.

Pahang

Jason Thompson from Bangkok, Thailand / Wikimedia Commons (CC BY 2.0)

One of the world's oldest rainforests, this vast protected area is a sanctuary for elusive wildlife including the Malayan tiger, Asian elephant, and tapir. Visitors explore dense jungle trails and canopy walkways to spot diverse birdlife and exotic insects in their natural habitat.

Access. Accessible by boat from Kuala Tahan or via road from Jerantut, with guided jungle treks and river cruises available.

Notes. Hire a licensed local guide for better wildlife spotting and safety; avoid the monsoon season from November to February.

Sabah

Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center / Wikimedia Commons (Public domain)

Located in the Sulu Sea, this park is a critical nesting site for green and hawksbill turtles. Travelers can witness mother turtles coming ashore to lay eggs and see hatchlings being released into the sea under conservation supervision.

Access. Access is strictly controlled and requires a permit; visitors must book through authorized tour operators based in Sandakan.

Notes. Photography of turtles is highly regulated to prevent disturbance; visits are limited to ensure conservation goals.