I've subscribed to Google Alerts for mentions on blogs of caveman or 
paleo diet. In this morning's batch is this pro-vegetarian page:

http://healthandwellnessnewsnow.blogspot.com/2010/02/humans-are-naturally-plant-eaters.html

Now scroll down. It seems the site where he linked to for pictures 
can tell that the link was coming from an external page and put up 
those notices instead. How neat. I hope no one tells the author.