Roasted Mealworms Mealie Snax Approx 5000 Worms Wild birds, reptiles, sugar gliders, and amphibians love them. The worms are farm raised & roasted in the USA on a diet of fresh cereal and vegetables. They have a higher protein level than the live worms at 49.60%. Pest free. About Mealie Snax: If you haven't used mealie snax before, they are roasted mealworms. Mealworms are the larvae of a beetle with a high protein level. Because their diet consists of fresh cereal and vegetables, they are extremely palatable to birds and a safe food source. Long shelf life, no refrigeration required and they come in easy to handle plastic containers.