A large T. rex skeleton nicknamed ‘Gus’ is on track to break auction records, and highlight one of paleontology’s biggest predicaments.
Before he became the namesake of one of the largest predators that ever lived — or made it into the footnotes of an auction catalog — the late Gary “Gus” Licking, a cattle rancher in South Dakota, had always suspected his land was hiding something bi... [14790 chars]