i.Pet Bird Cage 175cm Large Aviaryi. Pet Bird Cage 175cm Large Aviary An i. Pet Bird Cage has everything you need to keep, breed and nurture your very own flock. Our expandable six cage design is suitable for small birds and has four nesting boxes and four food and water bowls per cage, making sharing easy. Made from powder coated iron with a galvanized finish, the cage is rust and corrosion resistant and built to last. Twelve perches will keep your birds entertained, happy and