Human Parasites

Hank tells us about all of the things that live on us or in us - the good, the bad, and the very, very ugly. Like Scishow on Facebook: www.facebook.com Follow Scishow on Twitter: www.twitter.com References for this episode can be found in the Google document here: dft.ba human, parasite, health, organism, parasitism, host, mutualism, symbiotic, symbiosis, bacteria, human microbiome, "forgotten organ," intestine, commensal symbiosis, protozoa, naegleria fowleri, brain eating amoeba, giardia, malaria, toxoplasmosis, worms, elephantiasis, mosquitoes, scabies, lice, crabs, genital crabs, bed bugs, delusional parasitosis, bot fly, tenant

Professor Richard Hoover studies extreme weather conditions to find new extremophiles - micro organisms that can live in extreme weather conditions and climates. Watch this interesting video from BBC Horizon show 'We Are the Aliens' to discover the weird life forms that populate frozen penguin guana, nuclear fuel rods, and hot water.