According to a recent article by PetaPixel...
Facebook Rep Claims Uploaded Photos Become the Company's Property
Ouch!! What about Copyrights laws, shouldn't this law take precedence over a company rule?
Meanwhile, may I suggest to my fellow photogrpahers, to upload as little as possible, make sure your watermark is ALL over your product, and do what I do, and make a link to your Blog and/or Website, where for the time being, laws still protect us.
You can read the article HERE