Q: I have a red betta fish named George that has been living in a little 2-gallon tank on my desk at work for the last month. I have some live plants in the tank and he has built a bubble nest around ...

Aquatic pets are fascinating, but not everybody has space for a full-scale aquarium in their home. Luckily, there are plenty of creatures that are perfect for a smaller 10-gallon tank, including fish, ...