Southern States 18% Waterfowl Feed is a complete feed for ducks and geese aged 4 weeks until maturity. Growing waterfowl will develop brighter plumage and better muscle tone with this floating extruded pellet feed. 18% crude protein and a full spectrum of vitamins and minerals help you grow healthy, happy birds. If your flock floats, you need Southern States 18% Waterfowl Feed.