Vampires, biologic possibility?

Oddly enough, typing “Masai Traditional Diet” into Google reveals precisely nothing.
Dropping the inverted commas gets us a bit further. In order, the first page of references on Google is:

Various ambiguous references to the Masai diet.

The subpage: http://www.westonaprice.org/traditional_diets/ancient_dietary_wisdom.html

http://www.rekero.com/Culture.htm

A crappy reference to a Mail on Sunday article from 2000. Not really great anthropology, is it?

http://www.infochangeindia.org/features150.jsp

http://www.lucievandongen.com/Pages/masaipeople.htm

http://www.laubach.org/WIL/Global/hellen.html

http://www.congocookbook.com/c0141.html

A partial success:

http://www.namibweb.com/masaiinfo.htm

Your original ambiguous cite.

http://www.comfsm.fm/~dleeling/ethnobotany/food.html

http://www.hydroagri.com/en/media_room/news/no_news_view/agri_focus/greenroad_en.html

Completely vague.

Word of advice: on the SDMB, if you suggest that someone run a simple web search, someone will. And you’ll look foolish if the results don’t support your original assertion. Particularly if you’ve suggested the search.