
Photo: Kim, Hyun-tae · CC BY 4.0 (May be cropped or resized)
Anthus richardi
Size
17–20cm
Wingspan
29–33cm
Weight
25–36g
Richard's pipit is a large pipit, 17 to 20cm long, weighing 25 to 36g and with a wingspan of 29 to 33cm (Wikipedia, general species account).
That is all the source read for the Bhutan guide gives. No plumage, range, habitat, diet or breeding information was found, so none is stated, and its occurrence in Bhutan is flagged for checking.