tyrannosaurus rex a between karnivor country all times biggest, as good as 43,3 long foots and 16,6 ft tall, with many that estimated that increase to be 7 tons.
like other tyrannosaurids, tyrannosaurus a karnivor berkaki two with skull very big mengimbangkan by a pengekor heavy long.
relative to big and very strong hindlimbs, tyrannosaurus forelimbs little and they defend only two numbers.
fossil t. rex found at north america stone formation that lag age until three million the last year cretaceous period by the end of stage maastrichtian, around 68,5 until 65,5 million year ago; between latest dinosaur to there before extinction event cretaceous-tersier.
more than 30 samples t. rex identified, among others that sketch almost complete.
several researchers has found soft network also.
fossil ingredient abundance has permitted important watchfulness into many the biology aspects, belong life history and biomechanics
Thursday, June 9, 2011
destroyed scarce animal
11:01 PM
black-white
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