The remains of the fearsome Spinosaurus mirabilis have been waiting for eons to be discovered in a Sahara Desert fossil bed.

The semi-aquatic dinosaur, Spinosaurus mirabilis, was discovered by an international team of scientists working in Niger.

Scientists were “astonished” to find a new species of Spinosaurus with a scimitar-shaped bony crest—uncovered in the Sahara Desert.

The Tenontosaurus was a large ornithopod that walked on four legs and roamed during the Early Cretaceous period, around 110 to 120 million years ago. Believe it or not, the dinosaur wasn't officially ...