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3 hours ago · The American mastodon had its last recorded occurrence in the earliest Holocene around 11,000 years ago, which is considerably later than other North American megafauna species. Today, the American mastodon is one of the most well-known fossil species in both academic research and public perception, the result of its inclusion in American popular culture.
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3 hours ago · 12:22 JST, October 17, 2024. WASHINGTON (Reuters) — In western North America during the twilight of the dinosaur age, the unquestioned ruler was Tyrannosaurus rex, one of the largest terrestrial predators in Earth’s history. But there were many other predators earning a living in various ways, including — as new fossils show — the ...
13 hours ago · Scientists in Brazil have recently announced the discovery of an ancient fossil that supposedly belongs to a reptile that existed nearly 237 million years ago. According to the researchers, this fossil can help explain the rise of the dinosaurs. The reptile species, named Gondwanax paraisensis, had four legs. Its size was quite similar to that ...
1 day ago · This is an accepted version of this page This is the latest accepted revision, reviewed on 16 October 2024. Extinct genus of saber-toothed cat Smilodon Temporal range: Early Pleistocene to Early Holocene, 2.5–0.01 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ Mounted S. populator skeleton at Tellus Science Museum Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class ...
1 day ago · A study on the diversification of non-avian dinosaurs, inferred from available dinosaur phylogenies, is published by Allen et al. (2024), who find it impossible to decisively conclude whether dinosaurs experienced a decline in diversity before the Cretaceous–Paleogene extinction event on the basis of available data, noting the impact of the phylodynamic models used in the study (specifically ...
1 day ago · The last surviving fully terrestrial genus, Mekosuchus, became extinct about 3000 years ago after humans had arrived on its Pacific islands, making the extinction possibly anthropogenic. [115] Typically they are creatures of the tropics ; the main exceptions are the American and Chinese alligators, whose ranges consist of the southeastern United States and the Yangtze River , respectively.
3 hours ago · The death of Aeschylus, killed by a turtle dropped onto his head by a falcon, illustrated in the 15th-century Florentine Picture-Chronicle by Baccio Baldini [1]. This list of unusual deaths includes unique or extremely rare circumstances of death recorded throughout history, noted as being unusual by multiple sources.
