When squirrels place their weight on the feeding ring, their weight closes the feeding ports
Change the buffet menu
Squirrels love sunflower seeds, peanuts, corn, and, in some instances, suet. All of these items are precious treats well worth any squirrel's effort. Changing to foods that are less desireable to squirrels can have a dramatic effect for many people. Feeding thistle and safflower, both of which are eaten by numerous bird species, may reduce your squirrel problems since both seed types are less desireable.