Here’s a great idea for those who are looking to recycle and reuse. And it’s a nice conversation piece as well.
In this particular example, the light bulb aquarium is a home to some ghost shrimp. The author also specifically says to NOT put a beta in one of these things. Which makes sense. A light bulb doesn’t exactly make for a very big aquarium.
If you want to learn how to make one, get a light bulb, and hangar, some wood, and some tools and head on over to Instructables for the rest of the details.