Audubon Park Safflower Seed Wild Bird FoodSafflower Seed is well known as being cardinals favorite food and is an excellent source of protein, fat, and fiber. Squirrels and grackles are typically not fond of this nutritious seed. Wholesome bird seed loaded with fat, fiber, and protein Attracts cardinals, chickadees, doves, titmice, house finches, and purple finches For use in hopper or platform feeders Ingredients: Safflower Seed.