The Cretaceous Period spawned dinosaurs with a savage combination of speed, eyesight, brainpower and razor-sharp implements. Science reveals their secrets.
Documentary · 20 Nov 2009 · 44 min
Information
- Released
- 2009
- Run Time
- 44 min
- Region of Origin
- United States
- © 2009 Discovery Communications Inc
Languages
- Original Audio
- English (United Kingdom)
- Audio
- English (United States) (AAC)