On Tuesday, Dec 14, 2004, at 02:36 Asia/Tokyo, Lynnet Bannion wrote: > Humans and other critters will go to tremendous lengths to get salt. > On a video we saw recently, elephants went 100 feet into a bat cave to > pry > salt deposits off the wall with their tusks. It is an essential for I read that some think those elephants actually created those caves, over hundreds of years of digging for salt! Personally I suspect humans always were smart enough to eat extra salt. It is one more thing I don't overly worry myself about, especially as I have low blood pressure. The scientific connection between salt and reduced life span is very very thin.