The protected area is habitat for a wide diversity of faunal species.
There are 315 species of butterflies, 43 species of reptile and 16 species of amphibians.
78 species of fish inhabit the many ponds, lakes and rivers.
Ornithologists have recorded 440 bird species, ranging from eagles and other raptors to white-necked storks and brilliantly colored sunbirds.
The 16 rare or protected bird species include the rose-ringed parakeet, Blyth's kingfisher, deep-blue kingfisher, blue-naped pitta, pale blue flycatcher, sultan tit, silver-eared mesia, spiny babbler and the white-naped yuhina.

The 88 species of mammals include snow leopard, Indian leopard, clouded leopard, jungle cat, leopard cat, golden jackal, Himalayan wolf, red fox, red panda, black bear, Hanuman langur, Assam macaque, Himalayan tahr, Himalayan goral, muntjac, musk deer, barking deer, Himalayan serow, wild boar, flying squirrel, otters, spotted linsang, weasel and marmot.
In May 2009, zoologists obtained the first camera trap image of an Asian golden cat at an altitude of 2,517 m (8,258 ft).
The protected area is habitat for a wide diversity of faunal species. There are 315 species of butterflies, 43 species of reptile and 16 species of amphibians. 78 species of fish inhabit the many ponds, lakes and rivers. Ornithologists have recorded 440 bird species, ranging from eagles and other raptors to white-necked storks and brilliantly colored sunbirds. The 16 rare or protected bird species include the rose-ringed parakeet, Blyth's kingfisher, deep-blue kingfisher, blue-naped pitta, pale blue flycatcher, sultan tit, silver-eared mesia, spiny babbler and the white-naped yuhina.
The 88 species of mammals include snow leopard, Indian leopard, clouded leopard, jungle cat, leopard cat, golden jackal, Himalayan wolf, red fox, red panda, black bear, Hanuman langur, Assam macaque, Himalayan tahr, Himalayan goral, muntjac, musk deer, barking deer, Himalayan serow, wild boar, flying squirrel, otters, spotted linsang, weasel and marmot. In May 2009, zoologists obtained the first camera trap image of an Asian golden cat at an altitude of 2,517 m (8,258 ft).
Makalu Barun National Park