Peregrines in the CityLook up. There is wildness right in the heart of the city. High on the ledges of the tallest buildings, the peregrine and tiercel come to lay their eggs. The compelling story of these fierce, beautiful birds. As urban development encroaches more and more on wild areas, many species have to adapt to survive. One species that has adapted to city living is the peregrine falcon. Falcons normally nest on high cliffs, but in many cities across the world,