Oh, and something to remember about your feeder is that birds only supplement their diets with stuff you provide--it's an easy source for them, but they also have access to wild food that's available. So even in winter, they'll be able to keep themselves fed unless it's horribly snowy or extraordinarily cold....
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."