Who needs wav-files, especially when they leed to nervous breakdowns of your computer? So did mine every time I tried to open MudGuard's files, at last a reaaly rattling one.
The problem might be solved easily: The frog is called by the Frogs: grenouille. Take this word and fix a yeah to the end. But this is utterly unimportant. The French won't understand you in any case.