Biology professor John Allen pulls out an extremely rare parasite from his own mouth after not being able to convince doctors of a creature living inside him.
Stream Full Episodes of Monsters Inside Me:
https://www.animalplanet.com/tvshows...
Subscribe to Animal Planet:
/ @animalplanet
Join us on Facebook:
/ animalplanet
Follow Animal Planet on Twitter:
/ animalplanet
Follow Animal Planet on Instagram:
/ animalplanet