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It took 35 years for T. rex to become fully grown
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It took 35 years for T. rex to become fully grown

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Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study.

Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study. Scientists have long counted annual growth rings in fossilized Tyrannosaurus rex leg bones to calculate both their age at d... [3650 chars]

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Source: CNN

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