The document describes a pigeon coop containing both male and female pigeons. It notes that pigeons are able to fly within 18 days of hatching. It provides details about several individual pigeons housed in the coop, such as one that came from Granada, one that has visited from Ibiza 4 times, and an oldest one that is 12 years old. The document also mentions a clock used to track the arrival times of pigeons returning to the coop.