During the early two decades of third millennium, many Mesozoic and Cenozoic biotas belong to plesiosaur, Titanosaurifor......

中亚三叠纪和中国早白垩世的新的重要化石发现或许可以帮助解决有关鸟类起源的争议.鸟类的飞行可能起源于三叠纪一些小型的、四脚......

Whereas for smaller animals the eardrums are well-characterized as excitable membranes or drums, some animals such as se......