Ashish & Shanthi Chandola / Purple sunbird (Cinnyris asiaticus) on branch between flowers. Bandipur National Park, Nilgiri Biosphere Reserve, Karnataka, India.

Ashish & Shanthi Chandola / Purple sunbird (Cinnyris asiaticus) amongst orange flowers. Bandipur National Park, Nilgiri Biosphere Reserve, Karnataka, India.

Hanne & Jens Eriksen / Purple sunbird (Cinnyris asiaticus) female feeding, Oman, January.

Hanne & Jens Eriksen / Purple sunbird (Cinnyris asiaticus) male on Aloe vera, Oman, April

Hanne & Jens Eriksen / Purple sunbird (Cinnyris asiaticus) male in winter plumage perched on Aloe vera, Oman, September

Hanne & Jens Eriksen / Purple sunbird {Nectarinia asiatica} on flower, Muscat, Oman

Elio Della Ferrera / Purple sunbird feeding on nectar from flower {Nectarinia asiatica} Thar Desert, India

Bernard Castelein / Purple sunbird (Nectarinia asiatica) male, drinking from tap. Keoladeo Ghana NP, Bharatpur, India

Bernard Castelein / Purple sunbird (Nectarinia asiatica) female drinking from water tap. Keoladeo Ghana NP, Bharatpur, India

Ashish & Shanthi Chandola / Purple sunbird (Cinnyris asiaticus) female entering frame and feeding on Indian coral tree (Erythrina indica) flowers before flying off and leaving frame, countryside near Bandipur Tiger Reserve, Karn...

Karine Aigner / Purple sunbird (Cinnyris asiaticus) male, perched on branch, Bardia National Park, Terai, Nepal.

Ashish & Shanthi Chandola / Purple Sunbird (Nectarinia asiatica ), female - Whitefield, Bangalore, April.