Haa, lapdogs, they had its uses btw, they are called Lapdogs because that was their function, to sit on the laps of owners and since dogs have higher body heat, attract all the fleas, they are easier to wash as well, so there you go, their function, flea magnets.
---------- Post added 2013-01-14 at 09:14 PM ----------
That is a really unwashed dog btw... also what you are talking about is called "sebum", the same thing you have in your hair, skin and so forth