The passenger pigeon was a colonial and gregarious bird and needed large numbers for optimum breeding ... of the throat changed in color to a shining metallic bronze, green, and purple at the back of ...

This highly variable city pigeon is familiar to all urban dwellers. Multicolored birds were developed over ... Adult male: metallic green and purple iridescence on the neck and breast; iris ...

Hyderabad: The rock pigeon was the most spotted bird species during the winter survey ... The most widespread species recorded were the purple sunbird, sighted in 544 locations, and the red ...