The unique size and shape of the bones from Spinosaurus mirabilis — the first Spinosaurus species discovered in over a ...

Spinosaurus in the Sahara Desert in Niger, a discovery that adds to the debate over whether the prehistoric creatures were fully or semi-aquatic]]> ...

Scientists in Niger have identified Spinosaurus mirabilis, a 40-foot predator that lived in freshwater habitats 95 million ...

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

A team led by University of Chicago paleontologist Paul Sereno has described a new species of spinosaur from the central Sahara, a fish-eating giant called Spinosaurus mirabilis that sports a scimitar ...

A new species of Spinosaurus with spectacular headgear has been described, and the location where it was found is powerful evidence in a closely followed dinosaur debate: Were these giants sea ...

The newest member of the Spinosaurus family measures over 40 feet long. Here is what we know about paleontology's latest ...

A paper published in Science describes the discovery of Spinosaurus mirabilis, a new spinosaurid species found in Niger. A 20-person team led by Paul Sereno, Ph.D., Professor of Organismal Biology and ...

Scientists have discovered Spinosaurus mirabilis, a 40-foot semiaquatic predator with a blade-like crest, in Niger’s Sahara, ...

From riverbanks to shallow lakes, Spinosaurus combined display, biomechanics and hunting power in one of evolution’s strangest designs.

For years, controversy has swirled around how a Cretaceous-era, sail-backed dinosaur—the giant Spinosaurus aegyptiacus—hunted its prey. Spinosaurus was among the largest predators ever to prowl the ...