The extinction of dinosaurs was part of the mass extinction that occurred at the Cretaceous-Paleogene boundary. It affected all continents and wiped out many groups of animals. Researchers explain it by various causes and the effects of several mechanisms of destruction. ...
Many hypotheses about the extinction of dinosaurs exist, since a single asteroid impact alone cannot explain the mass extinction at the Cretaceous-Paleogene boundary. The process was complex and lengthy, influenced by a significant number of different factors. ...
