"I have good news and bad news," the defense lawyer says to his client.
"Whats the bad news?"
The lawyer says, "Your blood matches the DNA found at the murder scene."
"Dammit!" cries the client. "What"s the good news?"
"Well," the lawyer says, "Your cholesterol is down to 140."
Snails produce a colorless, sticky discharge that forms a protective carpet under them as they travel along. The discharge is so effective that they can crawl along the edge of a razor without cutting themselves.