Mutant rat (Regrets)

Mutant rats (AUDIO: ) were rats which grew in size after being exposed to extraterristrial chemicals dumped in the Docklands area of London, forming a new subspecies. (AUDIO: ) Docklands was the location of Canary Wharf, (PROSE: ) the location of Torchwood Tower. (TV: Army of Ghosts) As Apex Costa noted, (AUDIO: ) a similar case occurred in Sheffield in 2018 when spiders mutated after being exposed to toxic waste. (TV: Arachnids in the UK)