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4 giorni fa · What are dinosaurs? How did most dinosaurs go extinct? Did dinosaurs have feathers? Do dinosaurs exist today? What is the largest dinosaur? When was the first dinosaur fossil discovered?
20 ore fa · It is one of the more common dinosaur fossils found in the middle to upper Morrison Formation, between about 154 and 152 million years ago, during the late Kimmeridgian Age. The Morrison Formation records an environment and time dominated by gigantic sauropod dinosaurs, such as Apatosaurus , Barosaurus , Brachiosaurus , Brontosaurus , and Camarasaurus . [7]
1 giorno fa · Known fossils of Mosasaurus have typically been recovered from deposits representing nearshore habitats during the Cretaceous period, with some fossils coming from deeper-water deposits.
4 giorni fa · Dinosaur - Evolution, Classification, Extinction: After dinosaurs were recognized as a new type of fossil animal, popular fascination with them reached a peak in the 1850s with the first attempts to reconstruct Iguanodon, Megalosaurus, and Hylaeosaurus.
2 giorni fa · Archaeopteryx ( / ˌɑːrkiːˈɒptərɪks /; lit. 'old-wing' ), sometimes referred to by its German name, " Urvogel " ( lit. Primeval Bird) is a genus of bird -like dinosaurs. The name derives from the ancient Greek ἀρχαῖος ( archaīos ), meaning "ancient", and πτέρυξ ( ptéryx ), meaning "feather" or "wing".
4 giorni fa · Dinosaur - Extinction, Fossils, Evolution: Dinosaurs lived in many kinds of terrestrial environments, and although some remains, such as footprints, indicate where dinosaurs actually lived, their bones tell us only where they died.
20 ore fa · It is arguably the oldest known dinosaur ever discovered. Alas, how old is impossible to determine. With three Supersaurus specimens, each within a few meters of one another, the average adult was likely over 35 meters. This would mean an utterly unique 5 standard deviation individual could perhaps have attained 50 meters in length.
