Gross Science
Why Don't These Cicadas Have Butts?
Season 1 Episode 18 | 2m 26s
The fungus Massospora cicadina makes periodical cicadas’ butts fall off.
The fungus Massospora cicadina makes periodical cicadas’ butts fall off.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
Gross Science
Why Don't These Cicadas Have Butts?
Season 1 Episode 18 | 2m 26s
The fungus Massospora cicadina makes periodical cicadas’ butts fall off.
Problems playing video? | Closed Captioning Feedback
How to Watch Gross Science
Gross Science is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.

Website
Gross Science on Tumblr
Hi, I'm Anna. I host a YouTube series for NOVA, PBS Digital Studios, and WGBH on the slimy, smelly, creepy world of science. Here I post about all things bizarre and beautiful.Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipSupport for PBS provided by: