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.
Bees need very shallow water to drink from. To help hydrate our little pollinators, set up a bee bath by filling a pie pan with marbles and then water. The marbles give the bees a spot to land so that they don’t drown when they come to drink.