Do pigeons mate for life?
Pigeons do mate for life unless they are separated. They are also said to be monogamous and once the female pigeon lays her eggs, the incubation period is 14 to 19 days. Read more about them from http://www.britannica.com/EBchecked/topic/460131/pigeon and http://www.fbipigeons.com/PIGEON%20FACTS.htm.
not normally. at least not to my knowledge.