Black Oil Sunflower Seed - 10lb bag

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Black oil sunflower seed is the most familiar
and most popular type of birdseed, for good reason. With this one type of seed
in your birdfeeders, you will attract dozens of bird species to your backyard. 

All types of sunflower seeds
originate from the common sunflower, Helianthus annuus,
though there are many specialized and hybrid flower varieties that create
different bloom sizes, stalk heights and seed yields. The seeds they produce
are similar, however, and sunflower seed is a universally popular birdseed.

When compared to striped sunflower
seeds, black oil seeds are meatier and have a higher oil content, giving birds
more nutrition and calories in every bite. Black oil seeds also have thinner
shells, making them easier for small birds to crack.

 The general nutritional components of black oil sunflower seed are: 

28 percent fat, 25 percent fiber, 15 percent protein, Calcium, B vitamins, ,Iron, Vitamin E, Potassium. This makes black oil sunflower seed a valuable part of any backyard bird’s diet.

 Birds That Eat Black Oil Sunflower Seeds

Without question, black oil sunflower seed is the most popular among a wide variety of
backyard birds, and most birds will at least sample the seeds even if they
prefer other foods. Birds that will regularly eat sunflower seeds include:

      Mourning Doves, Cardinals, Gray catbirds, Evening Grosbeaks, Bushtits, Black-billed magpies, purple and house finches. In
addition to these birds, all species of jays, chickadees and nuthatches will
eagerly eat sunflower seeds, as will many woodpecker species including downy,
hairy, red-bellied and ladder-backed woodpeckers.