closeup of a rescued baby pigeon resting on a balcony. city wildlife and adaptation of birds to urban living. problem of pollution

pigeon balcony bird baby nestling squab rescued rescue fledgling young golub urban dove beak gray peace wings animal rock feathers environment habitat fauna avian adaptation resilience coexistence rooftop wildlife nature city survival shelter lifestyle problem pest overpopulation damage health contamination hygiene sanitation feces cleaning infestation population hazard noise pollution street