Oh . . . my . . . gosh . . .
the okapi just got even more interesting, if you can believe that. They don't produce solid waste for between 30 and 50 days! Read more on the most recent member of the domesticated okapi family, out here at the Brookfield Zoo (and thanks for the tip, Dan!):
http://www.brookfieldzoo.org/0.asp?shttplink=../pgpages/pagegen.295.aspx...
... but I was there when its 12 inch black tongue came wallowing out of the thing's snout and I saw Anne scream and run away like she'd seen a ghost.