Scientists have unearthed fossils of what may be the oldest-known member of the dinosaur group known as titanosaurs that includes the largest land animals in Earth's history.
원문출처 : https://www.cnn.com/2021/03/02/americas/titanosaur-fossil-argentina-intl-hnk-scli-scn/index.html
원문출처 : https://www.cnn.com/2021/03/02/americas/titanosaur-fossil-argentina-intl-hnk-scli-scn/index.html