"Richard Matheson's "I am Legand" is about vampires, not zombies. i know this because i have seen all movies (omaga man, i am legand) and read most of the books (original, graphic novel)"

"differences between zombie's and vampires
1.some zombies are alive-all vampires are dead (creatures in I am Legend are still alive)
2. zombies eat - vampires eat
3. some vampires are stupid - some zombies are smart
4. zombies are attracted to living flesh - vampires are attracted to bad clothes and organ music.
5. there have been several causes of zombie ism - only vampires make vampires (god complex)

this list can go on forever. face it, unless you rewrite what it is to be a vampire you cant possibly label the creatures in I am Legend to be vampires."

"it was a side effect of the krippin virus (KV). it caused the skin to lose pigmentation. as you may know fair skinned people sunburn much easier than dark skinned individuals and some extreme cases of albinism in human children has wielded some of the same effects. "