what is old age for dogs

So, At What Point is a Dog REALLY a Senior Dog?

Bo, the well-informed and highly-educated cat, or so he thinks: These days it seems as if everyone is hung up on age.  No one wants to let go of their youthful appeal.  Pets are no exception.  I think I look quite splendid for my age (which for now will remain a mystery to anyone interested!), […]