Safflower seed attracts many of the most desirable birds to your feeder. In addition, Squirrels, Voles, Chipmunks and other mammals don't seem to like the bitter taste of these seeds. Safflower seed will attract Chickadees, House and Purple Finches, Morning Doves, Nuthatches, Rose-breasted, Evening and other Grosbeaks, Titmice, and especially Northern Cardinals as well as other desirables. 8 Lb. bag.