Young or old, most dogs love new tricks

Everett, WA - "Animal tricks - stupid or otherwise - were not invented by David Letterman.
Indeed, the Medicis - over-the-top dog people, even by Renaissance standards - supposedly had a dog who not only cleared the dishes, but poured vino without spilling a drop. And arguably for as long as dogs, cats and other creatures have shared our hearths, humans have delighted in any behavior that offers the glimmer of kinship..."
Source: HeraldNet, 2/21/2006