The digestive systems of herbivores and carnivores tells a lot about what each are meant to eat. Humans model carnivore digestion patterns.

Digestive systems of herbivores vs. carnivores

I began researching equine digestion to check a hunch that my elderly pony had an ulcer.  She was biting her sides and seemed uncomfortable.

In learning her non-human digestive system, several points became clear.  

Some creatures are born to be vegetarians, and some are not. Should humans be vegetarians? Looking at differences in digestion may help answer that question.   

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