Why is the digestive system the most important system in the human body?
The cow has a very unusual digestive system. They chew their feed up to 60.000 times per day. They chew and chew and rechew. That is why they are so healthy and strong. Their stomachs have 4 compartments. The food passes through about 3 feet of esophagus and enters into a large vat that can […]
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