We expected to attract squirrels and Blue Jays, but were very surprised to see small-sized titmouse birds fly off with peanuts too! According to Birds and Blooms Magazine and PennState Extension, peanuts attract a variety of birds including: Jays, Titmice, Nuthatches, Chickadees and Woodpeckers.
Peanuts provide energy yielding unsaturated fat and protein, which helps some critters and birds survive the winter.
Feeding Birds Peanuts In The Backyard
Winter Bird Feeding