Pig Hill is an ultramafic area situated at approximately 2000 m above sea level on the southeastern side of Mount Kinabalu

Mount Kinabalu

Mount Kinabalu is a prominent mountain on the island of Borneo in Southeast Asia. It is located in the East Malaysian state of Sabah and is protected as Kinabalu National Park, a World Heritage Site. Kinabalu is the tallest peak in Borneo's Crocker Range and is the tallest mountain in the Malay...

 in Kinabalu National Park

Kinabalu National Park

Kinabalu National Park or Taman Negara Kinabalu in Malay, established as one of the first national parks of Malaysia in 1964, is Malaysia's first World Heritage Site designated by UNESCO in December 2000 for its "outstanding universal values" and the role as one of the most important biological...

, Sabah

Sabah

Sabah is one of 13 member states of Malaysia. It is located on the northern portion of the island of Borneo. It is the second largest state in the country after Sarawak, which it borders on its southwest. It also shares a border with the province of East Kalimantan of Indonesia in the south...

, Malaysian Borneo. It is located to the east of Mesilau

Mesilau

Mesilau, named after Mesilau River, is an area situated at approximately 2000 m above sea level on the East Ridge of Mount Kinabalu in Kinabalu National Park, Sabah, Malaysian Borneo. It is the site of the Mesilau Nature Resort, which is owned and operated by Sutera Sanctuary Lodges...

, some 4 hours' walk from the Mesilau Nature Resort. A number of pitcher plant

Pitcher plant

Pitcher plants are carnivorous plants whose prey-trapping mechanism features a deep cavity filled with liquid known as a pitfall trap. It has been widely assumed that the various sorts of pitfall trap evolved from rolled leaves, with selection pressure favouring more deeply cupped leaves over...

 species are found on Pig Hill, including N. burbidgeae

Nepenthes burbidgeae

Nepenthes burbidgeae , also known as the painted pitcher plant or Burbidge's Pitcher-Plant, is a tropical pitcher plant with a patchy distribution around Mount Kinabalu and neighbouring Mount Tambuyukon in Sabah, Borneo.-Botanical history:...

(1900–1950 m), N. rajah

Nepenthes rajah

Nepenthes rajah is an insectivorous pitcher plant species of the Nepenthaceae family. It is endemic to Mount Kinabalu and neighbouring Mount Tambuyukon in Sabah, Malaysian Borneo. Nepenthes rajah grows exclusively on serpentine substrates, particularly in areas of seeping ground water where the...

(1950–2320 m), and the natural hybrid between the two, N. × alisaputrana (1930–1950 m). Nepenthes tentaculata

Nepenthes tentaculata

Nepenthes tentaculata , or the Fringed Pitcher-Plant, is a tropical pitcher plant with a very wide distribution across Borneo and Sulawesi...

has also been recorded from Pig Hill. The local fauna includes the stick insect Dajaca chani.