A New History of Life

The Sky is Falling—The End of the Dinosaurs (1520x32)

Ημερομηνία προβολής: Ιαν 01, 2013

Study the most famous mass extinction of all: the disappearance of more than half of all species, including the dinosaurs, at the end of the Cretaceous period, 65.5 million years ago. Follow the clues that suggest an extraterrestrial impact caused a cascade of catastrophes.