Many avian species readily consume the larvae of the mealworm beetle (Tenebrio molitor) as a food source. These larvae, commonly known as mealworms, offer a high-protein, easily digestible nutritional supplement, especially beneficial during periods of high energy demand such as nesting season or migration. Bluebirds, robins, wrens, and chickadees are among the frequently observed consumers of this insect larvae.
The provision of mealworms can significantly aid bird populations, particularly in environments where natural insect prey is scarce or difficult to access. Offering these larvae provides a reliable source of essential amino acids and other vital nutrients, contributing to the overall health and reproductive success of birds. Historically, the practice of supplementing wild bird diets with insect protein has been employed by ornithologists and bird enthusiasts alike to support local bird populations.