Aired: Dec 24, 2000Big Al, a young Allosaurus, lived 145 million years ago, and his remains were...
Allosaurus: A Walking with Dinosaurs Special
Season 1 Episode 1: The Ballad of Big Al
Big Al, a young Allosaurus, lived 145 million years ago, and his remains were unearthed in a dried-up riverbed, a window into the ancient past.
