Are Humans Vegetarian by Nature

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Are Humans Vegetarian by Nature

13/05/06 16:11

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Are Humans Vegetarian by Nature
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1. Are Humans Vegetarians By Nature? 2. Statement of Reason Given scientific data on human biology, the theory of evolution, and scientific studies on what are documented as human ancestors from the past and recent history, it stands to reason that humans are herbivorous (vegetarian) by nature 3. Biological Overview Humans have longer digestive tracts The teeth and jaw of homo sapiens are just Like Like Like

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The jaw, legs, and nails of humans are not strong enough to capture and immobilize prey without the use of tools All flesh-eating animals can naturally digest their prey raw, and crave and consume it without seasoning or preparing it in any fashion 4. A satirical vegetarian-geared comic based on many of the prominent biological features humans do not have that other land based carnivores do Artist Unknown 5. Digestive Tract Carnivores and omnivores have shorter intestines Natural meat-eaters have larger stomach capacity Stomach acidity in Humans is 20 times weaker than in carnivores Meat needs to digest rapidly, otherwise it will rot inside the intestinal tract Human’s well developed salivary glands are for Like

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Are Humans Vegetarian by Nature

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breaking down fruits, vegetables, and grains Carnivores swallow whole pieces of flesh, and sometimes, entire animals 6. Digestive Tract Reference Milton R. Mills, (2009) 7. Teeth and Jaw Human teeth are mostly flat for grinding and extensive chewing Humans have a carbohydrate digestive enzyme in their mouth Homo sapiens teeth have adapted more to break down plant material Carnivores have stronger jaws for tearing flesh Reference Lewin and Foley, (2004) 8. Teeth and Jaw In the 2004 edition of “Principles of Human Evolution,” Lewin and Foley point out that “Only with the evolution of Homo ergaster (erectus) 1.9 million years ago does the toothwear pattern make a shift, perhaps indicating the inclusion of a significant http://www.slideshare.net/ready2play/are-humans-vegetarian-by-nature-3520820

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