In recent years, experts have discovered more far-reaching effects of vitamin D deficiency. In 2009, researchers from the University of Missouri-Columbia found that insufficient levels of vitamin D are associated with inflammation, an immune system response that can cause fluid buildup and swelling.
1 of 19 Facebook Pinterest. Feeding birds comes naturally when you grow trees and shrubs with nutritious berries. The plants you'll find in this slideshow do double duty: They attract birds and create a beautiful display with their flowers, fall colors, and fruits adding sparkle to your landscape. 2 of 19 Facebook Pinterest.
- Safflower seed is eaten by many birds. At my feeders, the birds that frequent feeders filled with straight safflower seed include chickadees, nuthatches, titmice, Purple Finches, Rose-breasted Grosbeaks, and Evening Grosbeaks. Other birds that eat safflower include cardinals, house finches and more.