A new analysis of a fossil unearthed in 2006 provides a fresh line of evidence that a separate tyrannosaur lineage called Nanotyrannus lived alongside the famous T. rex ...
If you ever wanted a courtroom drama where the jury consists of paleontologists, the defendant is a fossil, and the expert ...
Debate kicked off in 1988 when a single small tyrannosaur skull discovered four decades earlier was given its own species name: Nanotyrannus lancensis. It carried some features which differed from T.