Strong forelimbs with sharp claws, powerful hind legs and recurved, dagger-like teeth are evidence that Allosaurus was a formidable predator. Although it was much smaller than sauropods like ...

Not far from the Colorado-Utah border, the Mygatt-Moore Quarry bonebed is brimming with hundreds of fossils from Jurassic favorites like Apatosaurus and Allosaurus. Similar dinos have been found ...

Allosaurus was among the earliest dinosaur discoveries, and fossils are plentiful, making it a darling of paleontologists, as well as amateur dinosaur observers. Fossils possibly belonging to ...

Tyrannosaurus, Apatosaurus, Triceratops, Allosaurus, Edmontosaurus—their skeletons remains as impressive as ever, but given all the new dinosaur species discovered during the past century ...

One hundred and fifty million years ago, the American west was a pretty wild place. Local carnivores included the 20-foot Ceratosaurus, the 28-foot Allosaurus, and the 30-foot Torvosaurus.As if ...

An Allosaurus cheeckbone nestles against the Apatosaurus maxilla and premaxillae, the bones of the snout, and tiny specks of fish bone surround the larger assemblage. Much of what is in the block ...

However, the slender tip of Apatosaurus' tail would probably be unable to hurt any predators, negating its use as a weapon. Apatosaurus, like its close relative Supersaurus, had unusually tall ...

Few sauropods can boast the same claim to fame as Apatosaurus. With a colossal, dramatic form perfect for the centerpieces of exhibitions on dinosaurs in museums across the United States of ...

Apatosaurus belongs to a group of dinosaurs called the sauropods. This group of herbivorous (plant-eating) dinosaurs consists of the largest animals that ever lived on land. An animal this size ...

Apatosaurus suffers from an identity crisis of epic proportions. Even today, many people only know this amazing animal as the Brontosaurus, a name that was discarded 111 years ago. Really, it’s ...