By Joshua Rapp Learn
Illustration of a herd of Argentinosaurus – a gigantic titanosaur dinosaur
JAMES KUETHER/SCIENCE PHOTO LIBRARY
Fossils of a gigantic dinosaur are emerging from the Earth in Argentina after 98 million years and the animal may be the largest that scientists have ever found.
The ancient bones are from a titanosaur dinosaur. At one point, this group of long-necked sauropod dinosaurs lived across the world. Some of the last titanosaurs lived in South America, where they evolved into enormous giants including Patagotitansometimes claimed to be the largest land animal ever to exist.
The fossils unearthed by the research team …