Bizarre Dinosaurs (2009)

Quality: HD

Genre:Documentary

Country: USA

Release Date: 11 Oct 2009

Staring:Jack Horner, Paul Sereno, Gregory Erickson, Robert Bakker

Director:Jenny Kubo

Rating: 6.7 (IMDb)

Runtime: 48 min

Storyline:

Bizarre Dinosaurs (2009) As dinosaurs grew into the behemoths of the Cretaceous period they evolved many extraordinary but apparently useless features including spikes, sails horns, crests and the tiny "arms" of tyrannosaurs. The program reviews these unusual features and discusses theories of why they exist.