Article / Updated 03-26-2016
Shiny, clanky, commercially available bird feeders have a lot going for them. First and foremost, they keep the seed fresh and dry. It can be snowing like mad, covering up your bird table and ground feeding area in seconds, and a good hanging feeder will still be calmly dispensing seed to the hungry.
Commercial feeders come in three basic types: hopper, tube, and satellite.