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 ...

The Amazon's Hoatzin, or \"stinkbird,\" possesses a unique digestive system that ferments leaves, resulting in a cow dung-like odor. This adaptation all ...