Newly identified Alberta dinosaur had arm muscles fit to lift

Scientists have discovered signs of unusual muscles on the arms of a new species of dinosaur that once fished in the swamps and bayous of what is now southern Alberta.

Dinosaur - Tyrannosaurus rex - The Australian Museum

Triceratops - Wikipedia

Dinosaurs: how our understanding of what they looked like keeps

Theropoda - Wikipedia

Giganotosaurus vs. T. Rex: a big dinosaur battle

A T. rex bite could have crushed a car. Here's how.

T-Rex Twins: The Brothers with Arms: Williamson, Daniel, Monteiro

Not just tiny arms: T. rex also had super small eyes to

T. Rex Like You Haven't Seen Him: With Feathers - The New York Times

static01.nyt.com/images/2016/03/18/arts/18DINO/18D

Brachiosaurus - Wikipedia

Siberian dinosaur spreads feathers around the dinosaur tree

If evolution were to continue, would the T-Rex have grown longer

Stop Making Fun of Tyrannosaurs' Tiny Arms, Science

New dinosaur Dreadnoughtus was 65 tons and growing – The Denver Post