Scientists unearth 220-million-year-old dinosaurs in Argentina
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This photo released by the Institute and Museum of Natural Sciences of the San Juan University shows the 220-million-year-old remains of a dinosaur at the Ischigualasto National Park in Argentina's San Juan Province on April 10, 2019. Fossils from at least 10 individuals have been discovered at the site in the country's west. [Photo: AFP]