 Switching gears, one of the most intact Stegosaurus fossils ever discovered fetched a record price at auction Wednesday. Sotheby's expected the 27-foot-long Stegosaurus fossil to sell for between $4 and $6 million. But when the gavel came down Wednesday, it had sold for $44.6 million, the most expensive fossil ever sold at auction. But some critics say this should not happen. Scientists say these fossils have no monetary value. Sotheby's tells NPR it's found that its client's