
Photo: Vihansith Kulatunga · CC BY-SA 4.0 (May be cropped or resized)
Geokichla citrina
Clutch size
3–4, occasionally 5, cream or pale blue-grey-green eggs with pale lilac blotches and reddish-brown spots
Incubation period
13–14 days; young leave the nest after another 12 days
Size
20.5–23.5cm
Weight
47–60g
The orange-headed thrush is 20.5 to 23.5cm long and weighs 47 to 60g. Three or four, occasionally five, eggs are laid; they are cream or tinted pale blue, grey or green, with pale lilac blotches and reddish-brown spots (Wikipedia, general species account).
They are incubated for 13 to 14 days, and the young leave the nest after a further 12 days. The source read gives no range, habitat, plumage or diet information, and does not name Bhutan, so none is stated.