Stream Full Episodes of Monsters Inside Me: www.discoveryplus.com/show/monsters-inside-me From Season 5, Episode 9: The Brain Colonizer A young boy ingests a button battery and narrowly survives! Subscribe to Animal Planet: www.youtube.com/channel/UCkEBDbzLyH-LbB2FgMoSMaQ?sub_confirmation=1 Join us on Facebook: www.facebook.com/AnimalPlanet Follow Animal Planet on Twitter: twitter.com/AnimalPlanet Follow Animal Planet on Instagram: www.instagram.com/AnimalPlanet/