Habitat
Subtropical and tropical montane moist forest. Also, subtropical and tropical high altitude grassland and shrubland, arable land. From 1,100 - 3,500 m.
Chestnut-crowned Laughingthrush (Trochalopteron erythrocephalum) [XC508034]
by Dibyendu Ash from Yongkala Highway at 2200m, Bhutan (call, soft contact calls)
Chestnut-crowned Laughingthrush (Trochalopteron erythrocephalum) [XC815776]
by Greg Irving from Shivapuri National Park, Kathmandu, Bagmati Province, Nepal (song)
Proposed subspecies imprudens (from hills of Assam northern and east of R Brahmaputra) is indistinguishable from nigrimentum.
The following 3 subspecies are recognised:
erythrocephalum (Vigors, 1832) - Western Himachal Pradesh east to Uttaranchal Pradesh, in northern India.
kali (Vaurie, 1953) - Western and central Nepal.
nigrimentum Oates, 1889 - Eastern Nepal east to Bhutan and north-eastern India (Arunachal Pradesh, northern Assam) and adjacent southern China (south-eastern Xizang).