At birdfeeders they eat sunflower seeds, peanuts, suet, and peanut butter.Back to Top NestingNesting FactsClutch Size5???9 eggsNumber of Broods1 broodsEgg Length0.7???0.8 in 1.8???2 cmEgg Width0.6 in 1.5 cmIncubation Period13???14 daysNestling Period26 daysEgg DescriptionCreamy white to pinkish-white, speckled with reddish brown, gray, or purple.Condition at HatchingHelpless and naked except for s