The Department of Fish and Wildlife thinks that a few irresponsible pet owners are to blame ... are other reasons you should keep that goldfish in its tank. More from Science Goldfish may look ...

A dinky, single-gallon bowl is much too small, and even the 10-gallon tank you see in every pet store won't cut it. A single adult goldfish needs at least twice that much water to thrive.

If you want to start an aquarium of your own, I asked Sanders and Rosenbloom about everything you need for new pet fish, ...

The Department of Fish and Wildlife thinks a few irresponsible pet owners are to blame ... are other reasons you should keep that goldfish in its tank. For starters, goldfish are smarter than ...