12 Tips On How To Attract Cardinals To Your Yard

9. Prevent Frozen Water: During those colder months, heated bird baths are essential for providing winter water. Still, water should be frequently refreshed to avoid freezing, or a heated bird bath should be used to prevent freezing on even the coldest of days. Heated baths usually come in two styles (basin or immersion), and both are useful in providing liquid water for backyard birds.