Rock Pigeon
Columba livia
The Rock Pigeon has a dark bluish-gray head, neck, and chest with glossy yellowish, greenish, and reddish-purple iridescence along its neck and wing feathers. The iris is orange, red or golden with a paler inner ring, and the bare skin round the eye is bluish-grey. The bill is grey-black with a conspicuous off-white cere, and the feet are purplish-red.
Feral Pigeon, Rock Dove, Blue Rock Pigeon, Common Pigeon