Independent Educational Resource
NexLife is a free educational archive exploring the dinosaurs that ruled Earth for 165 million years — their species, their fossils, and the scientists still piecing it all together.
252 – 201 million years ago
The dawn of the dinosaurs, rising from the ashes of Earth's largest extinction.
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201 – 145 million years ago
Giants walk the Earth — sauropods, stegosaurs, and the first birds.
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145 – 66 million years ago
The age of T. rex, Triceratops, and the asteroid that ended it all.
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Late Cretaceous
Bite force estimated at 12,800 pounds — the strongest of any land animal.
Late Jurassic
Stood up to 40 feet tall, using its long neck to graze treetop foliage.
Late Cretaceous
Turkey-sized and feathered — a far cry from the Hollywood version.
Late Cretaceous
Its skull alone could reach 10 feet in length, one of the largest of any land animal.