A squirrel might drive away the birds, but only so that it could eat all the seed itself. So in that case, you’d end up with an empty feeder, but you didn’t.

It was familiar enough - you see it in just about any bag of bird seed mix you can buy at the store - but I realized I didn't know what it was, or why the birds wouldn't bother with it. A quick ...

"Chickens can eat bird food, including wild bird seed mix, but only in moderation," she says. "They shouldn’t eat it regularly as it does not contain the right balance of calcium and vitamins ...

You see it in just about any bag of bird seed you can buy at the store. ... In the end, the only thing that really matters about a given seed is whether your birds eat it.