In Prehistoric Life:
Dr Alexandra Freeman tells the story of 'Big Al'– a remarkable Allosaurus fragilis skeleton.
Where did it all start?
The first days in the life of an Allosaurus born about 145 million years ago.
Did Big Al get special attention and care from his mum?
Tales of the tracks
Fossilised dinosaur tracks give us tantalizing clues about Big Al's life.
This Allosaurus had plenty of hard knocks growing up.
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