Use rubber gloves.
A week should be long enough for the lice to be gone, at least. For the first couple of days after they leave, the bird lice can be pretty thick on the nest. But once the birds leave, the lice leave also. At least bird lice don't care for dogs, cats, or humans, so if you accidentally get into some, you itch like crazy thinking about it, but they don't cause you any problems that a shower can't cure.
Yes...I'm speaking from experience...
