Calcium deficiency is one of the most common nutritional problems in pet birds. Specially ground for caged birds, Hagen® Crushed Oyster Shell is an excellent source of high amounts of calcium and other necessary trace minerals required by all caged birds year round. Oyster Shell is recommended as a dietary addition during mating season to obtain strong, hard eggshells. Size: 440 g (15.6 oz). Directions: Mix with bird seed mixture at the daily fresh feeding. Alternately, sprinkle small quantity on bottom of cage three times weekly.
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