At the time of its discovery in 1903, Brachiosaurus was declared the largest dinosaur ever, but other sauropods are now believed to have been bigger and heavier than Brachiosaurus. … Unlike most other other sauropods, Brachiosaurus had long forelimbs that caused its back to incline. What’s bigger than a Brachiosaurus?Read More →

The bone clearly belonged to a sauropod—a long-necked dinosaur like Brontosaurus, Diplodocus, and Brachiosaurus. Specifically, it was one of the titanosaurs—the last-surviving group of sauropods, and likely the biggest of them. But even known titanosaurs didn’t have thighs that big. What dinosaur is bigger than a Brachiosaurus? Fragmentary leg bonesRead More →