Animal Database

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Animal Database
Animal Database
Namdapha Flying Squirrel
Range India
Scientific Classification
Kingdom Animalia
Phylum Chordata
Class Mammalia
Order Rodentia
Family Sciuridae
Genus Biswamoyopterus
Species Biswamoyopterus biswasi
Conservation Status
Critically Endangered

The Namdapha flying squirrel, (Biswamoyopterus biswasi), is an arboreal, nocturnal flying squirrel endemic to India. It was the sole member in the genus Biswamoyopterus until the description of the Laotian Giant Flying Squirrel in 2013. First collected in Deban (on 27 April 1981), no population estimates are available for but the known habitat is tall Mesua ferrea jungles, often on hill slopes in the catchment area of Na Dihing river (particularly on the western slope of Patkai range) in North eastern India.


The Namdapha flying squirrel has reddish, grizzled fur with white above. Its crown is pale grey, its patagium is orangish and its underparts are white.

The cheek teeth of the Namdapha flying squirrel are simple, and its incisors are unpigmented. Septae are multiple in auditory bullae and sometimes honeycomb-shaped with 10 to 12 cells in it.

It measures 40.5 cm from head to vent and has 60 cm long tail. The hindfoot is 7.8 cm and the ear is 4.6 cm.


It is listed as a critically endangered species due to habitat loss. In addition it is hunted for food, and or skins/fur.