Mealworms can be refrigerated for a long period of time. Store your live mealworms in a shallow container with old-fashioned rolled oats, wheat bran, or meal. Add oats, wheat bran, or meal to Meal Worms at a 2:1 ratio. Mealworms will eat and burrow in the substrate. Remove them from the refrigerator at least once a month to feed on the substrate, and add a carrot slice or potato wedge for moisture while feeding. The most popular way to attract and feed bluebirds, as well as other birds that don't generally visit bird feeders for bird seed. Naturally nutritious for your birds or reptiles. Great for feeding bearded dragons and other four-legged reptiles. Can be stored for a long period of time. Nutritional Content:  Moisture 61.4% Protein 20.0% Fat 14.3% Ash 1.3% Other 5.2%