Horizon

Season 0, Episode 66

Episode Title: Extinct: A Horizon Guide to Dinosaurs

Air Date: 2011-09-21

Overview:

Dallas Campbell explores how mankind's understanding of dinosaurs has developed since the 1970s. He reveals how technological advances led to scientists revising their theories about how the creatures might have lived, as well as gaining new insights into the reasons for their extinction. The presenter also explores the genetic links between modern birds and the prehistoric lizards.