Labyrinth Aquarium

Do you remember the responsible hamster? Well, now it has a friend - a high IQ (at least high enough to swim through a labyrinth) fishy:

I say we should give all of our friends some intellectual training. Why not release a jidsaw for those kitty cats? Or a sudoku for your birdy? And don't even let me get started on the dogs...

via Bless This Stuff, available on Opulent Items