The link to Animal Farm is hardly tenuous at best, the only common denominator is animals. There is absolutely no link to Lord of the Flies.
Animals is seething with hate and misplaced trust after Floyd were scammed and forced to become tax-exiles, after being the unwilling victims of a complex scam perpetrated by the venture capitalists Norton Warburg, run by Andrew Warburg.
Basically it's about losing one's faith in human nature "and the people that you lie to, when they turn their back on you, you'll get the chance to put the knife in".
Animals also reflects the band's despondency with the majority of the population that just - suck it up - Sheep.
Whitehouse is not "The White House" but a fervent morality campaigner of the day in Britain - Mary Whitehouse.