Khao Yai National Park

Khao Yai Overview

Khao Yai National Park, known locally as อุทยานแห่งชาติเขาใหญ่ (Uthaiyan Haeng Chat Khao Yai), is one of Thailand’s most celebrated natural treasures. Spanning 837 square miles (2,168 square kilometers), the park is situated in central Thailand, covering parts of four provinces: Nakhon Ratchasima, Saraburi, Prachinburi, and Nakhon Nayok. As the country’s first national park, established in 1962, it forms a significant portion of the Dong Phayayen-Khao Yai Forest Complex, a UNESCO World Heritage Site.

The park’s landscape is a captivating mix of rolling hills, dense forests, grasslands, and rugged cliffs, all thriving between altitudes of 1,312 and 4,430 feet (400 to 1,350 meters). Its rich terrain includes prominent features such as Khao Rom, the highest peak at 4,432 feet (1,350 meters), and the mesmerizing Haew Suwat and Haew Narok waterfalls, which cascade down steep cliffs and create an ethereal atmosphere.

Seasonal rivers and streams meander through the park, supporting lush vegetation that varies from evergreen rainforests to dry deciduous forests, punctuated by grassy plains. Towering trees like the Hopea and Dipterocarpus species provide a vital canopy for the park’s diverse ecosystems.

Khao Yai is a sanctuary for an incredible variety of wildlife, making it a haven for nature enthusiasts. Visitors may spot large mammals like the Asian elephant, gaur, and sambar deer roaming through the park. Predators like leopards and the elusive clouded leopard add an element of mystery, while smaller mammals such as civets, porcupines, and macaques are commonly seen.

The park is also a birdwatcher’s paradise, home to over 300 bird species, including the great hornbill, scarlet minivet, and the white-rumped shama. The nocturnal fauna, including bats and slow lorises, offers a fascinating glimpse into the park’s vibrant night ecosystem.

Popular attractions include the aforementioned waterfalls, scenic viewpoints like Pha Diao Dai, and the Nong Phak Chi wildlife observation tower, which offers a chance to witness animals in their natural habitats. Guided night safaris and trekking routes of varying difficulty provide immersive experiences for adventurers, while designated camping areas allow visitors to stay close to nature. The park also features well-maintained roads for cycling and eco-friendly exploration.

Despite its beauty and biodiversity, Khao Yai faces challenges such as poaching, illegal logging, and human-wildlife conflicts. However, concerted conservation efforts, including stricter park regulations, community engagement programs, and wildlife monitoring initiatives, have yielded significant successes in protecting the park’s ecological integrity. Sustainable tourism practices continue to be a focus, ensuring that the park remains a thriving natural haven for generations to come.

Park Map

Khao Yai National Park Highlights

Wildlife

Birds

Khao Yai National Park is a haven for birdwatchers, with over 300 species of birds thriving in its lush landscapes. Below are ten of the most popular bird species found in the park:

Great Hornbill
This striking bird is known for its large, curved bill and casque. Often seen flying across the forest canopy, it plays a vital role in seed dispersal.

Wreathed Hornbill
Another impressive hornbill species, the wreathed hornbill, is known for its vibrant plumage and melodious calls. It is commonly spotted in the park’s dense forests.

Asian Fairy Bluebird
The Asian fairy bluebird is easily recognized by its vivid blue and black feathers. It feeds on fruits and insects and is often seen perched in the mid-canopy.

Blue-winged Leafbird
A small and colorful bird, the blue-winged leafbird blends seamlessly with the green foliage. It is known for its mimicry skills and melodious songs.

Crested Serpent Eagle
This medium-sized raptor is commonly observed soaring over the forest, hunting for snakes and other small prey. Its distinct call echoes through the park.

Oriental Pied Hornbill
A smaller hornbill species, the Oriental pied hornbill, is frequently seen near fruiting trees. Its social and playful behavior makes it a favorite among birdwatchers.

Silver Pheasant
Known for its elegant appearance, the silver pheasant is often found in forest undergrowth. The male’s striking white and black plumage is a sight to behold.

Rufous-bellied Eagle
A powerful bird of prey, the rufous-bellied eagle is known for its sharp hunting skills. It is often seen soaring high above the forest canopy.

Blue-eared Kingfisher
This small and vibrant bird is often spotted near water bodies, diving expertly to catch fish. Its iridescent blue and orange plumage is mesmerizing.

Red Junglefowl
The wild ancestor of domestic chickens, the red junglefowl is commonly seen foraging on the forest floor. Its colorful plumage and distinctive crowing are unmistakable.