. . and the heartâ belong to the sculptor, in which case the idea is that the sculptor âmockedâ (âmimicked,â âimitated in stoneâ) the passions and âfedâ them by creating them in stone, or if the hand and the heart belong to Ozymandias, whose hand mocked the passions of his foes and whose. heart fed his own passions.
Extinction is the complete demise of a species. It takes place when all individuals of a species die out. Extinction has occurred throughout the history of life on Earth. It is the ultimate fate of all species. In fact, it has been estimated that 99.9% of all species that have ever lived on Earth are now extinct.
They advanced the hypothesis that the extinction of dinosaurs and other organisms occurred abruptly when a large meteorite hit the Earth and spewed vast amounts of dust and water vapor into the atmosphere. The size of this meteorite was estimated to be 10km in diameter (about 6 miles).The dust from such an explosion would have been spread all over the Earth. Indeed, the iridium layer has now been found in places all over the world.he End of the Cretaceous and the. Meek Inherit the Earth. --A major extinction of land and marine organisms occurred abruptly at the rock boundary between the Cretaceous Period and the Cenozoic Era. --Many forms of life that had played major ecologic roles for tens of millions of years disappeared.