Wild Things: Life as We Know It

Flamingos, T. rex Tails, Burmese monkeys and more…

(Cheryl Carlin)

Tail Power

Tyrannosaurus rex
(Scott Hartman)
Researchers underestimate Tyrannosaurus rex tail muscle mass by as much as 45 percent, say University of Alberta scientists who compared its tail vertebrae with those of modern reptiles. Heftier muscles, from the base of the tail to the hind legs, made the fierce dino more agile than commonly thought.

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