However , the film was in production at that time and could not provide visual reference to the game 's development teams , who had to devise their own designs and ideas .
Initially , the game was to be based on the 2001 film , Jurassic Park III .
The film was in production at that time and could not provide visual reference to the game 's development teams , who had to devise their own designs and ideas .
Initially , the game was to be based on the 2001 film , Jurassic Park III .