Tim Laman / Close up of feathers of the Nicobar pigeon (Caloenas nicobarica) native to islands of SE Asia and New Guinea region, captive

Philippe Clement / Nicobar pigeon (Caloenas nicobarica) perched in tree, native to the coastal regions from the Andaman and Nicobar Islands, India, captive

Juergen & Christine Sohns / Nicobar Pigeon (Caloenas nicobarica), Singapore Zoo, Singapore

Juergen & Christine Sohns / Nicobar Pigeon (Caloenas nicobarica), Singapore Zoo, Singapore

Michael D. Kern / Kaleidoscope pattern formed from picture of Nicobar Pigeon (Caloenas nicobarica) feathers.

Thomas Marent / Nicobar Pigeon (Caloenas nicobarica), Nicobar Islands, India

Michael D. Kern / Nicobar pigeon (Caloenas nicobarica) feather against black background.

Tim Fitzharris / Nicobar Pigeon (Caloenas nicobarica), Jurong Bird Park, Singapore

Steve Nicholls / Close up of feathers of Nicobar pigeon (Caloenas nicobarica) from south east asia

Kevin Schafer / Nicobar pigeon (Caloenas nicobarica) Nicobar Islands, India. Captive

Tim Laman / Two Nicobar pigeons (Caloenas nicobarica) native to islands of SE Asia and New Guinea region, captive

Nick Garbutt / Nicobar pigeon (Caloenas nicobarica) from Andaman Is. Nicobar Is, and other islands throughout the Indonesian Archipelago and the Philippines to New Guinea and North Melanesia. Captive, Jurong Bird Pa...