Spinosaurus, the largest-known carnivorous dinosaur, and its closest relatives long have confounded scientists trying to understand how these unusual water-loving beasts lived their lives and ...

Spinosaurus was 2.7 metres longer than the biggest known Tyrannosaurus rex, and probably used its claws to slice open sharks and sawfish for meals, the scientists said.

Spinosaurus research got a shot in the arm when a new skeleton was unearthed in Morocco in 2008. Ibrahim and his team published evidence of the dinosaur’s swimming skills in 2014, although some ...