Log Bird Feeder - 23 DIY Birdfeeders That Will Fill Your Garden With Birds (my note: I haven't looked at all of these, but at least one is a terrible idea. The window birdfeeder -- birds could fly into the glass and hurt themselves.
DIY bird feeder Cut an orange in half and remove the orange from the skin. Poke two holes in the orange peel and string yarn through the holes. Fill orange with birdseed. Top off with peanut butter. Hang from tree for an easy feeder that birds will love.