Another dinosaur with tiny arms
Souce
In Chile they have identified a carnivorous dinosaur with very short arms, the fossil of a tooth was found in 1989 and the new analysis that has now been done has revealed that it is an abelisaur.
Souce
Also, this "quality" is present for many millions of years in other species, why didn't evolution just eliminate them; Some experts have proposed that the arms could have a role in mating, there are other more incredible proposals such as one of the latest, is the one proposed by the paleontologist from the University of California at Berkeley, Kevin Padían, who said that "it is possible That these arms evolved to be so small to prevent them from being bitten when a pack of predators were devouring a corpse", but in reality we don't know for sure why they were so tiny, it is another of the mysteries that remain to be solved of the dinosaur world.
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