• Deinocheirus
    Jul 9 2026
    Deinocheirus ( DY-no-KY-rəs) is a genus of large ornithomimosaur that lived during the Late Cretaceous around 70 million years ago. In 1965, a pair of large arms, shoulder girdles, and a few other bones of a new dinosaur were first discovered in the Nemegt Formation of Mongolia. In 1970, this specimen became the holotype of the only species within the genus, Deinocheirus mirificus; the genus name
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    1 Min.
  • Titanosauria
    Jul 8 2026
    Titanosaurs (or titanosaurians; members of the group Titanosauria) were a diverse group of sauropod dinosaurs, including genera from every continent. The titanosaurs were the last surviving group of long-necked sauropods, with taxa still thriving at the time of the extinction event at the end of the Cretaceous. This group includes some of the largest land animals known to have ever existed, such a
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    1 Min.
  • Andrewsarchus
    Jul 8 2026
    Andrewsarchus (), meaning "Andrews' ruler", is an extinct genus of artiodactyl that lived during the Middle Eocene in what is now China. The genus was first described by Henry Fairfield Osborn in 1924 with the type species A. mongoliensis based on a largely complete cranium. A second species, A. crassum, was described in 1977 based on teeth. A mandible, formerly described as Paratriisodon, probabl
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    1 Min.
  • Tarbosaurus
    Jul 8 2026
    Tarbosaurus ( TAR-bə-SOR-əs; meaning "alarming lizard") is a genus of large tyrannosaurid dinosaur that lived in Asia during the Maastrichtian age of the Late Cretaceous epoch. It contains the type and single species Tarbosaurus bataar, which is known from the Nemegt Formation of Mongolia, with more fragmentary remains found further afield in the Subashi Formation of China. Tarbosaurus is represen
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    1 Min.
  • Spinosauridae
    Jul 7 2026
    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 Late Cretaceous. Spinosaurids were large bipedal carnivores. Their crocodilian-like skulls were long, low, and
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    1 Min.
  • Origin of birds
    Jul 7 2026
    The scientific question of which larger group of animals birds evolved within has traditionally been called the "origin of birds". The present scientific consensus is that birds are a group of maniraptoran theropod dinosaurs that originated during the Mesozoic era. A close relationship between birds and dinosaurs was first proposed in the nineteenth century after the discovery of the primitive bir
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    1 Min.
  • Woolly rhinoceros
    Jul 7 2026
    The woolly rhinoceros (Coelodonta antiquitatis) is an extinct species of rhinoceros that inhabited northern Eurasia during the Pleistocene epoch. The woolly rhinoceros was large, comparable in size to the largest living rhinoceros species, the white rhinoceros (Ceratotherium simum), and covered with long, thick hair that allowed it to survive in the extremely cold, harsh mammoth steppe. It had a m
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    1 Min.
  • Tyrannosauridae
    Jul 6 2026
    Tyrannosauridae (or tyrannosaurids, meaning "tyrant lizards") is a family of coelurosaurian dinosaurs that comprises two subfamilies containing up to fifteen genera, including the eponymous Tyrannosaurus. The exact number of genera is controversial, with some experts recognizing as few as three. All of these animals lived near the end of the Cretaceous period and their fossils have been found only
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    1 Min.