the.com/rumen
the fermentation vat a cow keeps where its stomach should be.
means the first and largest chamber of a ruminant's stomach, where microbes ferment tough plant matter before the real digesting starts.
from latin for throat or gullet, borrowed by anatomists for the chamber that turns grass into cud.
capacitycan hold over 150 liters in a cow
populationtrillions of microbes doing the actual digesting
methane outputmain source of a cow's belched greenhouse gas
no acid yettrue stomach acid waits in a later chamber