This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Pavillon Hollandais. Ink drawing of live male Mauritius Blue Pigeon in displaying and nondisplaying mode Artis Bibliotheek Amsterdam Hume Systematics morphology and ecology of pigeons and doves Aves Columbidae of the Mascarene Islands with three new species Zootaxa Haasbroek PDold Alectroenas nitidissima Extinct birds illustrated