Cows are notorious for chewing their cud, but did you know this is actually a key part of their digestive process? This chewing of cud, also called “ruminating,” is one feature of an interesting and ...

What they want students to learn with the lab is how a rumen works compared to a simple stomach, such as in a human, and why a ruminant needs its complex digestive system to break down the cellular ...

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 ...