Dong Lei / Thick-billed green pigeon (Treron curvirostra) group of three drinking from puddle, Xishuangbanna National Nature Reserve, Yunnan Province, China. March.

Dong Lei / Pin-tailed green pigeon (Treron curvirostra) and Thick-billed green pigeon (Treron curvirostra) group foraging in mud. Xishuangbanna National Nature Reserve, Yunnan Province, China. March.

Tim Laman / Thick-billed green-pigeon (Treron curvirostra) female in fig tree, Subterranean River National Park, Palawan Island, Philippines. October

Tim Laman / Thick-billed green-pigeon (Treron curvirostra) male in fig tree, Subterranean River National Park, Palawan Island, Philippines. October

Graeme Guy/ BIA / Thick-billed Green-Pigeon (Treron curvirostra) male, Penang, Malaysia

Thoswan Devakul / Thick billed green pigeon female (Treron curvirostra) Thailand, Pang Sida NP

Debapratim Saha/ BIA / Thick-billed Green-Pigeon (Treron curvirostra) male feeding on fruit, Darjeeling, India