A water-dwelling predator, Spinosaurus ruled the seas and the land of the Late Cretaceous. With its fearsome jaws, crocodile-like features, and prehistoric sail, this documentary explores how the ...

A century ago, scientists unearthed fossils of a gigantic carnivorous dinosaur bigger than Tyrannosaurus rex in the Sahara desert, but until recently, paleontologists thought the fearsome beast was ...