ZuPreem® Natural Bird Food offers complete nutrition for various species of adult psittacines (hookbills) and passerines (softbills). Ideal for those wanting to feed a more natural diet. •21 vitamins and minerals in every bite •Contains fresh ground vegetables and fruit •No colorants added •Naturally Preserved •Multi-grain formula that includes ground millet, oat groats, wheat and barley •ZuPreem is the No. 1 selling pelleted bird food brand in the US Available in Small, Medium, Medium/Large, and Large pellet sizes: Bag Size 20 Lbs. Small - Recommended for Canaries, Finches, Parakeets, Budgerigars, Parrotlets and other small parrots. Available in 20 lb unit sizes. Medium - Recommended for Cockatiels, Quaker Parakeets, Ringneck Parakeets, Lovebirds, Meyer's Parrots and other medium parrots. Available in 20 lb unit sizes. Medium/Large - Recommended for Conures, Amazons, Greys, Pionus, Caiques, Senegals and other medium to large parrots. Available 20 lb unit sizes. Large - Recommended for Macaws, Cockatoos, Amazons and other large parrots. Available 20 lb unit sizes.