Vessel of Fertility

Diane is deep in the heart of the Amazon, looking for an archeological relic that will make her career. And she's finally found it -- a silver statue, buried in a stalagmite, depicting a heavily pregnant woman. It's everything she's ever asked for, but somehow it doesn't make sense. Metalworking didn't exist in the era it would be from, and why is the statue actually pregnant, and not merely plump...