Alice Monroe did an excellent program for us tonight on this subject. The teeth or ridges on the aperture of the cowry help prevent predators from getting in to
eat the animal.
Nancy Smith wrote:
> Okay, with all of this talk about shells with bone names, I'm finally willing to show my stupidity and ask a question which has been in my mind for some time.
>
> Why do cowries have teeth? (absolutely NO responses that contain "better to eat you with", either!)
>
> Preparing for the barrage of laughter,
> Nancy