Today in 1996, US Patent 5505018 A was issued, an invention of G. R. Parker, for his “Decorative Beer Dispenser For Killing Slugs.” Here’s the Abstract:

A decorative beer dispenser with a weighted base and storage vessel constructed of a single piece of blow molded beer impervious material in a decorative shape defining a base compartment, and a reservoir compartment; said base having a top defining a shallow drip reservoir filled with beer to attract snails, slugs, and the like to ingest beer and be killed; and said reservoir compartment structured to store and continuously deliver beer into the drip reservoir.