Explores the reasons behind the extinction of prehistoric predators the saber-toothed cat, the short-faced bear, and the dire wolf.
general
produced, written, and directed by Richard Ross.
Features: photo gallery.
Chip Bolcik, narrator.
Originally broadcast on television on the National Geographic channel in 2007.
DVD, Dolby digital stereo.
For private home use only.
Closed-captioned.
