#13 City pigeons are often fed by townspeople, less likely to suffer from attacks by predators, with the exception of cats
Therefore, their average life expectancy has increased to thirteen years.
#14 Thanks to guaranteed protection from attacks by predators, adequate nutrition and access to clean water, thoroughbred domestic pigeons live from fifteen to twenty years.
It is worth noting that the main danger for pigeons is infectious diseases - they are the ones that become a frequent cause of the death of birds.