Peanuts are high in protein and popular with a wide range of birds. Pick of the Birds Shelled Peanuts will attract smaller birds like chickadees, nuthatches, and wrens. Never feed birds salted or flavoured peanuts. Keep your feeders clean and peanuts dry to resist mould. Cardinals, chickadees, grosbeaks, jays, mourning doves, nuthatches, titmice, woodpeckers, and more!