Companies claim that Tyrannosaurus rex leather could soon be entering the luxury fashion market, but dinosaur researchers say you can't make genuine T. rex skin.

When it roamed the Earth 80 million years ago, a 40-foot-long Tyrannosaurus rex was one of nature's most terrifying prospects. Soon, it could be a purse.

Tyrannosaurus rex skin? Yes, the remnants of the prehistoric predator are being used to create synthetic T. rex leather, which can be turned into accessories including purses.