Discover strange facts about dinosaurs: T. Rex, Velociraptor, Triceratops, Spinosaurus, sauropods, ceratopsians, and the giant reptiles that dominated Earth...

Expert-written guide to dinosaurs covering T. rex, Argentinosaurus, Velociraptor, Spinosaurus, and more. Explore the Mesozoic era, the dinosaur-bird connection, warm-blooded debate, and the K-Pg extinction event that ended their reign.

How big was Tyrannosaurus rex really? Science-based answers on size, weight, bite force, speed, and what recent fossil discoveries reveal about the king of dinosaurs.

Definitive expert guide to Tyrannosaurus rex with verified biometric data, bite force measurements, sensory biology, growth curves, and the paleontological evidence behind the most famous predator in the history of life.

Everything about Tyrannosaurus rex: size, bite force, vision, feathers, growth rate, famous specimens, extinction, and the strange facts that make T. rex the most studied dinosaur ever unearthed.

Everything about the velociraptor: real size, feathers, the sickle claw, the Fighting Dinosaurs fossil, hunting behaviour, and why the Jurassic Park version is nothing like the real Velociraptor mongoliensis.

Everything about Triceratops: size, horns, frill, the 1,000-tooth battery, the Torosaurus debate, combat with T. rex, and the strange facts that make Triceratops horridus the most iconic ceratopsian of the Late Cretaceous.

Everything about Spinosaurus: size, temporal range, semi-aquatic lifestyle, 1.8 m sail, fish diet, Kem Kem fossils, Ernst Stromer's lost specimen, and why this theropod was longer than Tyrannosaurus rex.