The shell is a shell that is a direct symbolization of power and order as opposed to savagery and turmoil. The shell shows through the presence of Ralph that the children still have a small link to the civilized world that they came from. Eventually, the conch shell is broken throughout all of the ruckus and the symbol is destroyed. The ability to keep the link to civilization is gone and the children ignore Ralph’s idea of maintaining the signal fire.
The final frames of the two films are similar to the book but, they do have some slight differences. The main differences are between the conversations with the naval officers and the children. The children in the 1963 film were given a slight expression of disappointment on becoming the savages that they were while they had their tenure on the island. One of the kids who had the name of Percival could not remember his name because of the insanity on the island.
To come to a conclusion, Lord of the Flies is a mediocre novel that was great for its time period. The writing was written fairly decent but, there are many flaws in all three adaptations of Lord of the Flies. Some scenes were missing from the films that were in the novel and unnecessay scenes were in the film that do not have a direct impact on how the novel was originally