Extinction
The Cretaceous–Paleogene extinction event, which occurred 65.5 million years ago at the end of the Cretaceous period, caused the extinction of all dinosaurs except for the line that had already given rise to the first birds.
Read more about this topic: Evolution Of Dinosaurs
Famous quotes containing the word extinction:
“The problems of this world are only truly solved in two ways: by extinction or duplication.”
—Susan Sontag (b. 1933)
“Man is an over-complicated organism. If he is doomed to extinction he will die out for want of simplicity.”
—Ezra Pound (1885–1972)
“I wish all men to be free. I wish the material prosperity of the already free which I feel sure the extinction of slavery would bring.”
—Abraham Lincoln (1809–1865)