Combi Feeder Seeds - WhitePractical seed dispenser in Swedish design Filling bird feeders with different types of wild birdseed mixes is common. Unfortunately, some of these blends include filler such as corn and grains that few small birds eat. Sunflower seeds, both black and streaked, are good standard feed for many finches and tits. Combi Feeder Seeds is specially adapted for feeding with seeds and can easily be filled up by unscrewing the roof. Complement with suet balls