Discovering Dinosaurs: Behemoths of the Mesozoic Era

The Mighty Tyrannosaurus Rex
The Mighty Tyrannosaurus Rex
The T. Rex, with its massive jaw and sharp teeth, could exert one of the strongest bite forces ever recorded. Recent discoveries suggest they had fine feathers on parts of their body, challenging previous scaly representations.
Stegosaurus's Spiked Tail
Stegosaurus's Spiked Tail
Stegosaurus is known for its row of back plates, but its spiked tail, named 'thagomizer', was its main defense weapon. The term 'thagomizer' was actually coined by a cartoonist before being adopted by paleontologists.
Sauropods: Long-Necked Giants
Sauropods: Long-Necked Giants
The largest land animals ever, sauropods like Brachiosaurus, had heart structures complex enough to pump blood to their towering necks and heads, standing over nine meters tall.
Velociraptors: Feathered Predators
Velociraptors: Feathered Predators
Unlike their depiction in popular media, Velociraptors were actually turkey-sized, feathered, and likely used their famous claws for climbing trees rather than slashing prey.
Triceratops's Protective Frill
Triceratops's Protective Frill
Triceratops's iconic frill might have regulated body temperature, and the horns were used in combat for mating rights. Recent studies indicate that their frill might have been brightly colored during mating season.
Spinosaurus: Semi-Aquatic Hunter
Spinosaurus: Semi-Aquatic Hunter
Spinosaurus is the only known semi-aquatic dinosaur, with adaptations like crocodile-like snouts and paddle-like feet, indicating a lifestyle akin to that of water-dwelling predators.
Parasaurolophus's Mysterious Crest
Parasaurolophus's Mysterious Crest
Parasaurolophus had a long, tubular crest that may have been used for communication. The internal structure of the crest could have allowed it to produce deep, resonant sounds.
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What feature challenges T. Rex's scaly image?
Massive jaw power
Fine feathers
Sharp teeth