POV: You’re a peregrine falcon dissociating for the first time 👁️ 👁️ Peregrine falcons historically nest on cliffs and ledges. Habitat loss, nest disturbance, and other factors caused their numbers to plummet by the 1940s. In past decades, biologists began to reintroduce falcons in urban areas where ledges and roofs of tall buildings mimicked cliffs. Nesting boxes create safer platforms for falcons, preventing them from building exposed nests directly on skyscrapers, smokestacks, or other dang