Starlings

Starlings are presenting me with a bit of a moral dilemma.  They eat the food I put out - no crime in that, but they are starting to eat all of it!  They swoop in like a raiding party squabbling over the food in great numbers. If I put out meal worms, they are gobbled up within minutes and other birds don't get a look in.  Other foods that attracts them like no other are suet products - fat balls, Utterly Peanut Butterly, and suet pellets.  It has got to the stage where I'm thinking of withdrawing these foods. However this would be a real shame as other birds rely on these things too.  So, answers on a postcard to...