>Awww shucks ---
>
>No one got the joke within the joke. It was a Mammal class, not a Horse class. Horse is an instance of mammal. Since there was no subclass of mammal with alternate messaging or behavior for "swim" a horse type instance still tries to swim, yet returns a different message (drowned)

Well, I saw it.:-) That's why I subclassed it. < bg > But, can't horses swim (not on their backs)?