A new Spinosaurus fossil has revealed that this gigantic predatory dinosaur was a proficient swimmer. The first fossil of the creature’s tail has been discovered, revealing large spines that indicate ...

The largest predatory dinosaur to walk this earth wasn’t the T. rex. It was Spinosaurus aegyptiacus, a 50-foot long creature with powerful jaws and a solid, spiny sail on its back that dwelled in ...

Unlike most dinosaurs, it seems that spinosaurs liked the water. This suggestion is based on the analysis of a well-preserved fossil tail of Spinosaurus aegyptiacus, published Wednesday in the journal ...

PICTURE a giant duck-crocodile hybrid 95 million years ago, sloshing through rivers and feasting on sharks, sawfish and lungfish. The first evidence that a fierce and well-known meat-munching dinosaur ...