Risultati di ricerca
5 giorni fa · It all started with a claw. While scouring Argentina’s La Colonia Formation for new dinosaur fossils, paleontologists noticed the single toe bone sticking out of the ancient rock. When they dug ...
5 giorni fa · Science News. from research organizations. Researchers discover hidden step in dinosaur feather evolution. Date: May 21, 2024. Source: University College Cork. Summary: Scientists discover 'zoned...
19 ore fa · Spinosauridae (or spinosaurids) is a clade or family of tetanuran theropod dinosaurs comprising ten to seventeen known genera. Spinosaurid fossils have been recovered worldwide, including Africa, Europe, South America and Asia. Their remains have generally been attributed to the Early to Mid Cretaceous . Spinosaurids were large bipedal carnivores.
5 giorni fa · The Psittacosaurus - a plant-eating creature about the size of a large dog - roamed the forests of China, Russia and Mongolia somewhere between 135-120 million years ago (Dr Zixiao Yang/PA Wire) A...
1 giorno fa · Allosaurus (/ ˌ æ l ə ˈ s ɔːr ə s /) is an extinct genus of large carnosaurian theropod dinosaur that lived 155 to 145 million years ago during the Late Jurassic period (Kimmeridgian to late Tithonian ages). The name "Allosaurus" means "different lizard", alluding to its unique (at the time of its discovery) concave vertebrae.
1 giorno fa · Top Headlines. Researchers Discover Hidden Step in Dinosaur Feather Evolution. May 21, 2024 — Scientists discover 'zoned development' in dinosaur skin, with zones of reptile-style scales and...
3 giorni fa · Synonyms. Pterosaurii Kaup, 1834 Ornithosauria Seeley, 1870. Pterosaurs ( / ˈtɛrəsɔːr, ˈtɛroʊ -/; [5] [6] from Greek pteron and sauros, meaning "wing lizard") [7] are an extinct clade of flying reptiles in the order Pterosauria. They existed during most of the Mesozoic: from the Late Triassic to the end of the Cretaceous (228 to 66 ...
