By ADITHI RAMAKRISHNAN, AP Science Writer

NEW YORK (AP) — Scientists have discovered a new dinosaur from Argentina with powerful claws, feasting on an ancient crocodile bone.

The new find was possibly 23 feet (7 meters) long and hailed from a mysterious group of dinosaurs called megaraptorans. They prowled across what’s now South America, Australia and parts of Asia, splitting off into different species over millions of years.

Megaraptorans were known for their stretched-out skulls and “huge and very powerful claws,” said Lucio Ibiricu with the Patagonian Institute of Geology and Paleontology, who was part of the discovery team.

But it’s not yet clear how these creatures hunted and where they fall on the evolutionary timeline — mainly because the fossils recovered so far were incomplet

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