This species is listed as Near Threatened in the IUCN Red List of Threatened Species (https://www.iucnredlist.org/)

 

Previously known in several subspecific forms, now as the Black-crested Bulbul — Pycnonotus flaviventris (Tickell, 1833) (Himalaya), Flame-throated Bulbul or Ruby-throated Bulbul — Pycnonotus gularis (Gould, 1836) (Western Ghats), and [Black-capped Bulbul — Pycnonotus melanict

This is also known as the Black-throated Hill Warbler and Black-throated Prinia.