Mrs. Gould's Sunbird

Mrs. It is bright and colourful, the lores, auriculars, malar region, nape, mantle and sides bright red to deep scarlet, the coverts and wingbars brown or olive-green and the belly and vent yellowish-green. The male weighs 4–12 g and measures 131–160 mm, with a 64–88 mm tail, and the female weighs 5–8 g and measures 91–111 mm, with a 30.5–40 mm tail; both have a beak 13–17 mm long (Wikipedia, general species account).

It has a down-curved, pointed beak, typical of a nectar feeder, and feeds on nectar. It is generally resident but may undertake small-scale seasonal migrations, usually seen solitary or in pairs, though temporary groups of three to five or even more than ten can form. Calls include a high thin tzeeee and a sharp tzit, and the clutch is two or three eggs. There is a non-breeding population in Hong Kong (Wikipedia, general species account).