A new species of armored dinosaur discovered in Chile had a weaponized tail not seen before in any other dinosaur.
원문출처 : https://www.cnn.com/2021/12/01/world/new-armored-dinosaur-weapon-tail-scn/index.html
원문출처 : https://www.cnn.com/2021/12/01/world/new-armored-dinosaur-weapon-tail-scn/index.html