You can feed it, like an actual cow, and it will show the different cultures inside as well as how the cow will be absorbing the nutrition.

When my daughter was ten years old, I dared her to put her hand in the stomach of a fistulated cow–hoping she would overcome the ick factor and learn something about cow digestion. If you have ...

Design student Jocelyn Mather has created a range of handbags made from Highland cow tripe. If you're unsure what tripe actually is, allow us explain - it's the stomach lining of a cow.