Saturday, September 24, 2022
HomeDinosaurT. rex didn't have puny arms

T. rex didn’t have puny arms


Poor T. rex. All of us prefer to make enjoyable of its “puny” arms.

Sure, T. rex arms had been about 3.3 ft (1 m) lengthy, and in comparison with the remainder of its (as much as) 40 ft (12.2 m) lengthy physique, the arms had been brief. However, they had been removed from ineffective.

A examine revealed in 2001 by Kenneth Carpenter and Matt Smith discovered that T. rex arms had been nonetheless “stoutly constructed and effectively muscled.” After trying on the construction of the arms and taking into consideration the thick bones and huge areas the place muscular tissues connected, they discovered that T. rex biceps had been 3.5 instances as highly effective as ours. This works out to simply curling about 145 lb (66 kg) with a single arm.

Comparatively talking, since the remainder of T. rex was so giant, and its chunk power a lot stronger, that’s not a terrific ratio. Nonetheless, T. rex could have used its arms, with its giant, sharp claws, to carry struggling prey.

Take a look at our podcast, episode 200, to be taught much more about T. rex and its (not) puny arms.

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