
Photo: JJ Harrison · CC BY-SA 3.0 (May be cropped or resized)
Niltava grandis
Habitat
Subtropical or tropical montane forests
Range
Bangladesh, Bhutan, Cambodia, China, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Thailand and Vietnam
The large niltava is an Old World flycatcher found in Bangladesh, Bhutan, Cambodia, China, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Thailand and Vietnam. Its natural habitat is subtropical or tropical montane forest (Wikipedia, general species account).
That short account is the only source read for the Bhutan guide. It gives no plumage, size, diet or breeding information, so none is stated.