Wildfowl Food available in 200g Treat Bags 0r 750g Bags. Natural Jute Bags with inner bag liner made of biodegradable cellulose for product freshness. Note The shade of colour of the natural jute may vary depending on availability. Designed to float on the water surface so that it remains accessible to the birds for longer. This is better for the environment because unconsumed food may sink to the bottom and rot. The nuggets are small and dry to aid floating as well as being more nutritious and less filling than bread. The swans and ducks will love you