Thick-billed Green Pigeon
Treron curvirostra
Rather small-sized pigeon being under 26 cm (10 in) as compared to other green pigeons. A thick pale greenish bill with red base, broad bluish-Green eye ring, grey crown and maroon mantle diagnostic. Wings have black primary and secondaries with yellow outer edge. Underside green in both sexes. Thighs dark green with whitish scales. Female has greenish undertail coverts with whitish scales. Males have maroon dorsum and dull chestnut undertail coverts.
ID text from Wikipedia, CC BY-SA 4.0
White-bellied Green Pigeon
Treron sieboldii
The white-bellied green pigeon is a medium-sized, compactly built pigeon 33–36 centimetres (13–14 in) long. The males have a bright green head and chest, olive-coloured wings, throat and neck, a patch of maroon on the shoulders, and a white belly, undertail and legs, as the name suggests. The tail is short, 103–122 mm long, dark green with blackish sides. Its beak is 17–21 mm long, light bluish with a grey tip. The eye rings are vivid blue, the iris pink to violet. Their feet are red to violet. The females are similar to the males, but are not as colourful.
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Thick-billed Green Pigeon and White-bellied Green Pigeon.