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.
Pears in Puff Pastry. Slice pear in half, core it, and add cuts. Place pears on ready-made puff pastry, cut around inch. Brush pastry with beaten egg, sprinkle with brown sugar. Bake at 180 for 15 mins. (link is not working but all info is here)