Ключевые слова: animals, appetite, avian, birds, bread, catalan, city, columbidae, congregation, day, doves, eating, feeding, flock, food, gathering, gray, ground, group, hunger, hungry, landmark, life, many, outdoors, pavement, pecking, pigeons, plaza, public, scavengers, scavenging, sidewalk, spain, spanish, square, tile, travel, urban, wild,