https://www.npr.org/2004/08/11/3846647/t-rex-lived-fast-and-died-young QT:{{”
By studying fossilized bones from several specimens, researchers concluded that the king of dinosaurs gained five pounds a day during a four-year growth spurt in its teen years, between the ages of 14 and 18. That’s a faster growth spurt than other, closely related dinosaurs studied.
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