I've been struggling to find a good comparison shot, but there were great video grabs on TV this morning showing the new Osama video and the last one, from 2004. He's dyeing his beard.
It must be pretty hard to look all tough and bad-ass while decrying the zionist pig-dogs and combing in your Just For Men gel. In just 5 minutes, he can comb away the gray!
I bet he drinks through a straw, too. Fruity drinks with umbrellas.