Scientists in Chile have discovered a dinosaur graveyard with more than 46 nearly complete skeletons.
graveyard (n.) 墓地
skeleton (n.) 骨格
Dozens of the ichthyosaurs skeletons were uncovered in the Patagonia region after melting glaciers revealed new rock faces.
ichthyosaur [ˈɪkθɪəˌsɔː] (n.) 魚竜
Patagonia [ˌpætəˈɡəʊnɪə] (n.) パタゴニア
glacier (n.) 氷河
Four different species of the dinosaur were discovered measuring about five metres long.
Experts believe the creatures, whose Greek name means 'fish lizards,' swam the seas about 245 to 90 million years ago.
lizard (n.) トカゲ
Palaeontologists say the new discovery will reveal a new insight into how the prehistoric creatures lived and how they died.
palaeontologist [ˌpælɪɒnˈtɒlədʒɪst] (n.) 古生物学者
prehistoric (adj.) 先史時代の、有史以前の
It's thought the ichthyosaurs became extinct because of extreme mudslides caused by global warming, but the definitive cause is still unknown.
definitive (adj.) 最終的な、決定的な、明確な
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