Unusual Moai Mugs

Everytime I think I've seen them all, some oddly glazed or oddly colored mug pops up that I've never seen before. These mugs look like the Hoffman variety now being replicated by Tiki Farm. Anyone know anything about these?

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2124601282

Looks like a big albatross took a dump on 'em!