happy with the answers we fourth for the decoy spider, we turned to our tambo pata lab to determine thewers we still lack for the purpose of our structure. >> i can't determine the purpose to have a tall tower in the center of the fence. >> really really confusing. one of more confusing things are these mites that we keep seeing in there. >> yes, but i mean -- i can't see them being responsible for it but we do keep seeing them in just about every structure we've looked at. >> one of the really bizarre things is how many of these structures we have seen but we haven't seen anything actually build them. we really have no idea. >> we need to find whoever is responsible is making these in the act of making them. >> what i think is really amazing is some of the experts we asked about this, some of the largest spider scientists, they really are very unsure which is why it's so exciting to be here right now because we may be able to solve this mystery. >>> perplexed but hopeful for a breakthrough, we turn to a different kind of thrill for our next quest. one of the most fascinating species fo