Fish

Goldfish are by far the most well known and wide-spread of freshwater
fish, being both cheap and easy to keep. The downside to them, however,
is that they are rather common in appearance. A company called GloFish
seeking to remedy this problem has introduced fluorescent goldfish

I don't really know what pet fish think of the new aquariums. You fish people will have to let us know how they react to their homes being in the belly of a robot or hanging from a lamp hook. Maybe I'm a purist, but I would never put my birds in those situations... So, for those of us who remain ignorant about fish preferences, here are five (really 6) neat-looking aquariums.

I doubt if B.F.Skinner ever thought his training methods would be applied to soccer training for goldfish, but they are now! Dr. Dean Pomerleau has developed a training kit to aid you in training pet fish to play soccer and other un-fish like sports, using the operant conditioning training methods he uses to train larger sea animals.

A live goldfish inside a tiny plastic key ring. A British newspaper reports it's available for sale as a memento of the Olympics.