Articles sur Tyrannosaurus

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Was Tyrannosaurus rex a deadly predator or a scavenger? http://www.flickr.com/photos/landahlauts

Stuck tooth reveals T. rex’s predatory past

Tyrannosaurux rex was a terrifying predator and not primarily a scavenger after all, according to researchers who analysed…
Yutyrannus huali is the largest known feathered animal, living or extinct. Artist's impression: Dr Brian Choo

Relative of T. Rex was biggest feathered animal ever

A newly discovered species of feathered tyrannosaurus, Yutyrannus huali, grew up to 9 metres in length and weighed about 1400 kg, making it 40 times heavier than the largest previously known feathered…

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