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Gasosaurus
The Anatomy of an Ambush
The skeleton of Gasosaurus points to a hunter built for explosive speed…
Species Profiles
Ornithomimus
The Cretaceous dragster: legs and locomotion
The Ornithomimus was engineered to vanish. The hind…
Spinosaurus
This animal stands as perhaps the most extraordinary carnivorous dinosaur ever discovered, sparking…
Tyrannosaurus rex
The anatomy of the Tyrannosaurus describes a biological machine calibrated for lethal trauma. A…
Velociraptor
The anatomy of Velociraptor outlines a predator with a skeletal framework and plumage entirely…
Diplodocus
The Living Bridge: Body, Neck, and Defenses
Picture Diplodocus as a gigantic, biological…
Brachiosaurus
The Living Tower: Posture and Limbs
The anatomy of Brachiosaurus was a masterpiece of…
Aardonyx
A Skeletal Excavator Bucket
The skull of Aardonyx functioned like the bucket of a mechanical…
Brontosaurus
Evolution sculpted this imposing sauropod with one primary goal: supporting a titanic mass.
…