T. rex could become most expensive fossil ever - but it's a ​problem for scientists - BBC

T. rex could become most expensive fossil ever - but it's a ​problem for scientists  BBCSouth Dakota T. rex could bring $30 million or more at auction  KELOLAND.comRare South Dakota T. rex fossil could bring more than $30 million at auction  KOTA Territory NewsThe Jurassic perk of being super-rich: your very own dinosaur  The ObserverMassive T-rex skeleton set to become most expensive fossil ever sold  7NEWS