<Li> Brandeis, a yellow Labrador Retriever, is a minor character on Sesame Street who finds employment as a Mobility assistance dog . </Li> <Li> Mr. Peanutbutter, an anthropomorphized Labrador Retriever, from the animated TV show BoJack Horseman . </Li> <Dl> <Dt> Mascots and advertising </Dt> </Dl> <Dt> Mascots and advertising </Dt>

What is the average age of a black lab