It IS funny, but I have to point out that goldfish do NOT have a 3 second memory span. That's a myth concocted by people to justify keeping them in goldfish bowls.
" IT IS time for the scales to fall from our eyes: scientists have claimed not only that goldfish have a memory span of up to three months, but that they can also tell the time.
The fish, previously believed to have a memory of just a few seconds, can distinguish between different times of day and can also be taught to follow a routine, according to research. "
My favorite pie chart spoof has been this one: