Scientists can have an inside look at the digestive system by studying very special cows. Follow a University of Idaho scientist as he explains how cows digest their food by opening a unique portal ...

Cows, along with sheep, goats, deer, antelope, bison, buffalo, moose, elk, and reindeer, are all ruminants. These are mammals with four compartments in their digestive system that let them re-chew and ...

An April 22 Facebook post (direct link, archive link) displays a video of a person reaching into a porthole-like device in a cow's side. "What A Sick World we live in," reads the text overlaid on top ...