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
Wedge-tailed Green Pigeon
Treron sphenurus
It is greenish yellow with wedge shaped tail. The crown is tinged with orange-rufous with variable amount of maroon on back and scapulars in male but absent in female. It is found in the Indian subcontinent and Southeast Asia. It ranges across Bangladesh, Bhutan, Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Thailand, Tibet and Vietnam. Its natural habitats are subtropical or tropical moist lowland forest and subtropical or tropical moist montane forest.
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 Wedge-tailed Green Pigeon.