RSPB mealworms are loved by many species, especially robins and blackbirds. These additive-free treats have all the goodness of live mealworms (beetle larvae) without the moisture. They're an excellent source of protein for wild birds. Protein An excellent source of protein to help build strong and healthy garden birds Re-hydrate Sprinkle as they are or rehydrate by soaking in warm water for a few minutes.  Birds Attracted Robin Blackbird Starling Wren Song Thrush