Genuine Contributions of Ancient Astronauts

Everybody's always going on about pyramids and such, but what are the chances those helpful old aliens imported chickens, horses, wheat, and good stuff of that sort? And durian as a prank. I think parsley is probably native though. It's nice to have, but who would think to move it around?

Twisted Fantasy

What if your fantasy country has turkeys instead of chickens? Oh man, I'm losing my mind!