Why Some Parasites Are Actually GOOD (And Which Can Kill You)

When we think parasites, we often think of illness, disease, and discomfort. But did you know some of them can actually be helpful? Join Stefan Chin and learn all about them in a fun SciShow compilation all about the world of parasites!

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Original Episodes:
Human Parasites -    • Terrifying Parasites Inside the Human...  
Brood Parasites -    • Brood Parasites  
Mind-controlling Parasites! -    • Mind-controlling Parasites!  
Toxoplasmosis: How Parasites in Your Cat Can Infect Your Brain -    • Toxoplasmosis: How Parasites in Your ...  
Why Don't Humans Get Heartworm? (Spoiler: We Do) -    • Why Don't Humans Get Heartworm? (Spoi...  
Why You Might Want Parasitic Worms -    • Why You Might Want Parasitic Worms