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.
Try placing bird seed on a tray or platform feeder like the one pictured at right. It's important to keep the seed off the ground. White millet, Safflower and cracked corn are the most common seeds they eat. Try offering safflower seed and you'll also get Northern Cardinals eating at your feeders. For more information on seeds and photos of each, please see our Bird Seed Page.