Whistler Aviary Grit Tub

Aviary Grit For Whistler, avian food is a science. By using scientific formulation and targeting the essential vitamins and minerals necessary for a wide range of bird breeds – wild or companion – to live a happy, healthy life. Whistlers Aviary Grit provides a rich source of calcium to your birds, and may also assist in the breakdown of their food. It can be given to your birds in a separate feeding tub or can be sprinkled over foraging feed.