A fabulous complete line of bird nutrition, developed after 17 years of research by Tom Roudybush, one of the world's most prominent avian nutrition experts. This premium food is very well liked by most species, and makes it easy to convert your bird to pellets. From the tiniest Finch to the largest Macaw, there is a pellet size for every bird. The pellets sizes range from nibbles to very large. Some birds prefer smaller pellets, and some love to pick up each one in their hand to nibble. Has no artificial color, animal by-products or sugar.