Engage the super strength of Wonder Grubs! Your flock and critters naturally love insects. Treat them with their favorite snack. They'll love the flavor, and you'll feel confident that it's filled with the nutrition they need. Wonder Grubs Calcium Craze is naturally fortified with protein, calcium, healthy fat, phosphorus, and lysine to promote stronger eggshells and a SUPER FLOCK! Notice: This item has low inventory and there may be a shipping delay.