In 1859, Charles Darwin published On the Origin of Species, containing his theory of evolution and natural selection. It took only a few decades for the theory to pervade the institutions of science……続きを見る
Modern crocodyliansーcrocodiles, alligators, caiman (Central and South America), and gharials (India)ーhave evolved over 250 million years from a fully terrestrial, bipedal ancestor. Along with bird……続きを見る
