>My sister saw a program many years on the discovery
>channel, I think it was called "People Who Eat Dirt"
>or some such thing. She said that there were some
>people who actually ventured far to find "good dirt" and
>some who would pick potatoes and lick the dirt off. I'll
>try to find more info on it. Did anyone else remember
>this particular program?
>--Liz


elephants have ben seen travelling from very far to a specific cave to
lick
the walls.
jean-claude