This is the Bhutan form of takin. Large adult males in Bhutan have been reported to appear slightly brighter orange than darker females.
The 2015 account reports that large adult males of the Bhutan form appear slightly brighter orange than darker females.
Sharma et al. (2015) record one solitary male observed and photographed on 16 June 1999 in the Kyongnosla area of Sikkim's Rongchu valley, at about 2,500 m, in conifer-rhododendron-bamboo forest. This is one site-and-date record, not evidence of an established Sikkim range.
An extinction-risk assessment has not been added yet.