Black pen and ink illustration of rock pigeon on a white background.
Pigeons are one of the oldest domesticated birds known, they have been around since Mesopotamia and Egyptian hieroglyphics. Similar to doves, though considered the bigger of the species, pigeons are known as Columba Livia. Sometimes referred to as domestic, feral or rock pigeons; common in large numbers in open city spaces. These birds are considered quite sacred in various religious ceremonies. They have a natural ability to adapt to humans and because so, historically they have been instrumental in delivering news during times of need throughout the world, and are credited with being one of the first award winning species to serve as a messaging service before the advent of modernized services.
Source: Audubon. (n.d.). Pigeons. Retrieved from http://www.audubon.org/field-guide/bird/rock-pigeon