Newly Found Dinosaur Seems to Have Had Arms Even Smaller Than T. Rex

The Tyrannosaurus rex has a big reputation for its puny little arms, but as paleontologists dig up more of its family members, the species is grappling with some competition. In an arm wrestle with a newly found abelisaurid, the T. rex could have actually come out on top. Its stubby, weak upper limbs likely look practically buff next to those of Koleken inakayali - a carnivorous, bipedal dinosaur whose bones were recently found preserved in Patagonia. In its official scientific debut, the species is described as a unique abelisaurid that looks most similar to Argentina’s famous Carnotaurus, or “meat-eating bull”…