Like the frontage road, it serves mainly to provide access to those parcels as an alternative to a frontage road. Advantages There are several advantages to using frontage roads.
Making the world better, one answer at a time. Cardinals eat a variety of wild and feeder seeds, including sunflower, safflower and most other seeds in basic wild bird seed mixes. In warm seasons they also eat insects and worms and feed their babies mainly an insectivore diet.
The female northern cardinal builds the nest and incubates the eggs. When the chicks hatch they have no feathers or down, so the female broods them to protect them and keep them warm for at least 2 days. Both parents feed the chicks a diet of insects.