Pennington Recipe Selects Black Oil Sunflower Seed is a top choice among wild bird enthusiasts and it's the most popular choice of seed eating birds! These seeds are rich in essential oils and high in fat, providing the energy and nutrition birds need year-round. The thin shells make them easy for birds to crack open, ensuring they can quickly access the nutritious kernel inside. Pennington Recipe Selects Black Oil Sunflower Seeds can be feed alone or used to make your own custom wild bird food mix.,Pennington Recipe Selects Black Oil Sunflower Seed is a top choice among wild bird enthusiasts and