Next time some meat eaters try to come up with the "canines" nonsense in order to defense their love of steaks and burgers, shove this info into their digestive systems (I leave it up to you *how*): "The Comparative Anatomy of Eating", by Milton R. Mills, M.D. Some herbivores are monogastric and some are polygastric. Facial Muscles CARNIVORE: Reduced to allow wide mouth gape OMNIVORE: Reduced HERBIVORE: Well-developed HUMAN: Well-developed Jaw Type CARNIVORE: Angle not expanded OMNIVORE: Angle not expanded HERBIVORE: Expanded angle HUMAN: Expanded angle Jaw Joint Location CARNIVORE: On same plane as molar teeth OMNIVORE: On same plane as molar teeth HERBIVORE: Above the plane of the molars HUMAN: Above the plane of the molars Jaw Motion CARNIVORE: Shearing; minimal side-to-side motion OMNIVORE: Shearing; minimal side-to-side HERBIVORE: No shear; good side-to-side, front-to-back HUMAN: No shear; good side-to-side, front-to-back Major Jaw Muscles CARNIVORE: Temporalis OMNIVORE: Temporalis HERBIVORE: Masseter and pterygoids HUMAN: Masseter and pterygoids Mouth Opening vs. Head Size CARNIVORE: Large OMNIVORE: Large HERBIVORE: Small HUMAN: Small Teeth: Incisors CARNIVORE: Short and pointed OMNIVORE: Short and pointed HERBIVORE: Broad, flattened and spade shaped HUMAN: Broad, flattened and spade shaped Teeth: Canines CARNIVORE: Long, sharp and curved OMNIVORE: Long, sharp and curved HERBIVORE: Dull and short or long (for defense), or none HUMAN: Short and blunted Teeth: Molars CARNIVORE: Sharp, jagged and blade shaped OMNIVORE: Sharp blades and/or flattened HERBIVORE: Flattened with cusps vs complex surface HUMAN: Flattened with nodular cusps Chewing CARNIVORE: None; swallows food whole OMNIVORE: Swallows food whole and/or simple crushing HERBIVORE: Extensive chewing necessary HUMAN: Extensive chewing necessary Saliva CARNIVORE: No digestive enzymes OMNIVORE: No digestive enzymes HERBIVORE: Carbohydrate digesting enzymes HUMAN: Carbohydrate digesting enzymes Stomach Type CARNIVORE: Simple OMNIVORE: Simple HERBIVORE: Simple or multiple chambers HUMAN: Simple Stomach Acidity CARNIVORE: Less than or equal to pH 1 with food in stomach OMNIVORE: Less than or equal to pH 1 with food in stomach HERBIVORE: pH 4 to 5 with food in stomach HUMAN: pH 4 to 5 with food in stomach Stomach Capacity CARNIVORE: 60% to 70% of total volume of digestive tract OMNIVORE: 60% to 70% of total volume of digestive tract HERBIVORE: Less than 30% of total volume of digestive tract HUMAN: 21% to 27% of total volume of digestive tract Length of Small Intestine CARNIVORE: 3 to 6 times body length OMNIVORE: 4 to 6 times body length HERBIVORE: 10 to more than 12 times body length HUMAN: 10 to 11 times body length Colon CARNIVORE: Simple, short and smooth OMNIVORE: Simple, short and smooth HERBIVORE: Long, complex; may be sacculated HUMAN: Long, sacculated Liver CARNIVORE: Can detoxify vitamin A OMNIVORE: Can detoxify vitamin A HERBIVORE: Cannot detoxify vitamin A HUMAN: Cannot detoxify vitamin A Kidney CARNIVORE: Extremely concentrated urine OMNIVORE: Extremely concentrated urine HERBIVORE: Moderately concentrated urine HUMAN: Moderately concentrated urine Nails CARNIVORE: Sharp claws OMNIVORE: Sharp claws HERBIVORE: Flattened nails or blunt hooves HUMAN: Flattened nails
Posted on: Sat, 10 Aug 2013 14:47:51 +0000
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