Thick-billed green pigeon

Appearance

Rather small-sized pigeon being under 26 cm 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.

Naming

There are nine recognized sub-species of Treron curvirostra, which are as follows:

⤷  "T. c. curvirostra" – resident in Malay Peninsula and Sumatra, Indonesia.
⤷  "T. c. erimacrus" – resident in Balabac, Palawan and Mindoro.
⤷  "T. c. hainanus" – resident in Hainan Island.
⤷  "T. c. haliplous" – resident in Simeulue Island.
⤷  "T. c. hypothapsinus" – resident in Enggano Island.
⤷  "T. c. nasica" – resident in Borneo.
⤷  "T. c. nipalensis" – resident in Central Nepal, Northeastern India to Southern Indichina, through Bangladesh and Myanmar.
⤷  "T. c. pegus" – resident in Nias Island.
⤷  "T. c. smicrus" – resident in Sipora, Siberut and Batu Islands.

Distribution

It ranges across the eastern regions of the Indian Subcontinent and Southeast Asia, stretching from the Eastern Himalayas to Borneo and Sumatra.

Found across Bangladesh, Bhutan, Brunei, Cambodia, Hong Kong, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, the Philippines, Singapore, Thailand, Tibet and Vietnam.

Habitat

Known to feed on syconia of Figs walking slowly along the branches.