I'm calling it "The Beer Tumor"

[unionrdr]

Looks like a zombie yakked up squirel brains. Don't leave your kegs where the zombies can sneak into them next time...

 

[Dr. Francois]

like placenta from a decayed zombie cow

My new favorite simile. X is like placenta from a decayed zombie cow.

I wish I still taught 9th grade English. This would be on the blackboard tomorrow morning!

 

[keesh]

I'd agree with an earlier poster, looks like a kombucha scoby, or more likely an acetobacter mother.

 

[CS223]

Having seen my share of placenta, I would say that's an accurate description.

 

[November]

I'm going to need directions. I'm gathering the mob with torches and pitchforks to take care of that abomination.