Paleontologists dug up fossils of the giant carnivore in Argentina. They aren't sure what purpose those tiny arms served.
is a carnivorous dinosaur whose bones were unearthed and studied by scientists in Argentina over the past decade. Their research began in 2012, when fossils of an unknown species appeared at a dig site in Argentina. They sorted the specimen into a group of theropods known as Carcharosontosauridae, but after closer inspection, they were stumped as to what species it could be. This uncertainty eventually led them to classify the animal as something new.
. “The authors of the paper agree that these short arms have some sort of function. It’s very unlikely that those arms were useless.”had very large scapulae, which points to it having had strong arm muscles, once upon a time. Smaller arms might have helped the dinosaur up from a prone position, allowed them to hold onto a mate during reproduction, or kept dinosaurs from mutilating each other when a group was feeding together on a carcass.
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