Spinosaurus, the only known semiaquatic dinosaur predator, joins Tyrannosaurus, Giganotosaurus and Carcharodontosaurus among ...

Deep in the heart of the Sahara, scientists have uncovered Spinosaurus mirabilis — a spectacular new predator crowned with a massive, scimitar-shaped crest that may once have blazed with color under ...

Scientists discovered a new dinosaur species in the Sahara, Spinosaurus mirabilis, that likely hunted fish in shallow rivers.

A fossil from the blustery plains of Patagonia is revising your book on one of the most elusive bands of hunting dinosaurs. The newly discovered dinosaur, Joaquinraptor casali, preyed on the soggy ...

Add Yahoo as a preferred source to see more of our stories on Google. A rare fossil of Joaquinraptor casali from Patagonia reveals a powerful predator that may have dined on crocodiles. (CREDIT: The ...

A new “apex predator” dinosaur species has been discovered based on its fossil, unearthed in Argentina with a crocodile bone stuck in its jaws. The species has been named Joaquinraptor casali, and was ...

An artistic rendering of a Joaquinraptor casali with a croc leg in its mouth. Andrew McAfee / Carnegie Museum Paleontologists working in Argentina have revealed one of the most complete megaraptor ...

Fossils reveal that long-necked baby dinosaurs were the main food source for large, voracious Jurassic predators.