For $13,000, you can buy your very own fiberglass mastodon

Impulse buy alert! We here at io9 have a thing for creepy fiberglass dinosaur sculptures (as seen at destinations like these). So we were visibly jazzed when tipster Laura informed us that someone was selling a 10-foot-tall, three-toed-sloth sculpture for a bargain $4000. » 1/19/12 8:45am 1/19/12 8:45am

"Plesiosaurus 13' (flippers move up and…