Scientists have discovered a new dinosaur from Argentina that may have used its long arms and claws to capture prey.
The new dinosaur, named Joaquinraptor casali, was about 23 feet (7 meters) long and weighed over 2,200 pounds.
The new dinosaur was named Joaquinraptor casali, in memory of Lucio M. Ibiricu's son Joaquin. Ibiricu, a researcher at the ...