| |
CARNIVORE |
HERBIVORE |
HUMAN |
| 1 |
Teeth are long, sharp and pointed. No flat molar teeth. Sharp canine teeth. |
Front and canine teeth may be sharp or pointed. Back teeth are flattened for grinding. |
All teeth are flattened, especially the back molars. Dullest canine teeth of all primates. |
| 2 |
To facilitate tearing and biting, jaw can only move up and down (vertically). |
To facilitate the grinding of vegetable foods, jaw can move both up and down (vertically) and side to side. |
To facilitate the grinding of vegetable foods, jaw can move both up and down (vertically) and side to side (horizontally) |
| 3 |
No lip or pouchy cheek structure. |
Adaptable lip and pouchy cheek structure. |
Refined lip and pouchy cheek structure. |
| 4 |
Shape of the face allows the carnivore to dig into a carcass and rip out the entrails. |
Shape of the face allows the animal to pull vegetation off of plants. |
Shape of the face clearly indicates that humans have no ability to rip out entrails with their mouth. |
| 5 |
Forward facing eyes; binocular vision. |
Herbivores with predators: radial eyeset allowing for wide field of vision. Herbivores without predators: forward facing eyes; binocular vision. |
Forward facing eyes; binocular vision. Humans have no natural predators. |
| 6 |
Drinks water by lifting it into the throat with the tongue. |
Drinks water by suction. |
Drinks water by suction. |
| 7 |
Tongue is rough and thin. |
Tongue is smooth and thick to manipulate vegetable matter into the back molars for grinding. |
Tongue is smooth and thick to manipulate vegetable matter into the back molars for grinding. |
| 8 |
Zonary placenta. |
Placenta non-deciduate. |
Discoidal placenta. |
| 9 |
Intestines are 3 times as long as the trunk of the body; their design facilitates rapid expulsion of fleshy matter. |
Intestines are at least 8 to 12 times as long as the trunk of the body; they are designed for extracting all nutrients from plant fiber. |
Intestines are at least 12 times as long as the trunk, and an integral part of the most sophisticated juice extractor in the world: the human digestive system. |
| 10 |
Liver contains uricase, an enzyme used to break down uric acid; it can break down 10 to 15 times as much uric acid as a herbivore. |
Liver has a low tolerance for uric acid. |
Liver has a low tolerance for uric acid. |
| 11 |
Bowels are smooth and short for quick expulsion of waste matter. |
Bowels are sulcified and complex for the reconstitution of waste matter. |
Bowel walls are puckered, convoluted, and full of deep pouches for the reconstitution of waste matter. |
| 12 |
Digestive system has the capacity to expel large amounts of foreign cholesterol. |
Digestive system has no capacity to expel foreign cholesterol. |
Digestive system has no capacity to expel foreign cholesterol. |
| 13 |
Saliva is acidic. |
Saliva is alkaline; it contains enzymes specifically designed to break down starchy carbohydrates. |
Saliva is alkaline; it contains ptyalin, an enzyme specifically designed to break down starchy carbohydrates. |
| 14 |
Blood is acidic. |
Blood is alkaline. |
Blood is alkaline. |
| 15 |
Urine is acidic. |
Urine is alkaline. |
Urine is alkaline. |
| 16 |
Cools itself primarily through action of the tongue and mouth (panting). |
Cools itself primarily through perspiration. |
Cools itself primarily through perspiration. |
| 17 |
All four feet are clawed (to rip into flesh). |
All four feet are hoofed (cloven) or hands and feet contain individual digits (fingers or toes) with nails. |
Hands and feet contain individual digits with nails and opposable thumbs. Hands are perfectly designed to reach out, grab fruit and peel it. |
