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More than 300 years ago in the 18th century, the systematic classification of biology was still very imperfect. Lin Nai, a famous taxonomist at that time, collectively called those "bugs" with roughly elongated bodies, lack of exoskeleton, and movement that relied on skin muscle contraction a...
Both sexes of Chilotherium have no horns. The snout of the mandible is strongly expanded laterally and has two huge tusks with sharp blades. The upper incisors have completely degenerated and disappeared. They flourished in Eurasia during the late Miocene. . Since the establishment of a new genus of...
Archaeocybeans appeared in the early Cambrian period and were extinct by the Jurassic. There is no modern creature that can be directly compared with them. In addition, their bones have various shapes, so scientists still do not understand them all. As for their soft body tissues during life,...
In order to understand and evaluate the phylogenetic position of the Tibetan woolly rhinoceros within the rhinoceros subfamily, Deng Tao et al. analyzed a group containing 17 species of Rhinoceros, including all 5 living species and 12 extinct species of rhinoceros. , including all four known...
Among all the creatures that have ever lived in Earth’s oceans, few inspire as much awe and fear as the Megalodon shark (Carcharodon megalodon). This prehistoric predator, famous for its massive teeth and formidable size, dominated the seas for millions of years. Fossil evidence suggests that megal...
Researchers from the Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, and several research institutions in China and the United States jointly published a study on the biology of Yanliao in the early Late Jurassic in the British journal Na...
Humans are not always good at self-control, especially when the things they face seem both rich and mouth-watering. Although species extinctions often have multiple causes, the extinction of some species can be almost directly linked to the voracious appetites of modern humans. Read on to learn abou...
In the early Eocene, a small animal called Paleoartiodactyl differentiated from the anklets. In addition to having a proximal pulley similar to that of perissodactyls, its talus also had a pulley-like distal end. It's a plane. It is this double-trochlear talus that laid the foundation for a p...
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