Hey Everyone,
Ok, I had to devote a post to just this youtube video. A friend of mine came across it when we were doing some research for our presentation on GMOs. The video carries an important message while still maintaining a sense of humor. And in case you cannot guess, the video is a parody of Star Wars. Enjoy:
Sunday, June 15, 2008
Sunday, June 8, 2008
Serviceberries and the coming of the Mulberries
Black Locusts:
So , it's been a while since my last posting, and since that time I have enjoyed many things in nature. One of them was the blooming of the Black Locust flowers which bloom in late May. Care should be taken when gathering the flowers of this tree, because of its numerous thorns.
When I was on one of my numerous walks in the woods, I was completely enthralled by a magical smell. The smell was sweeter than any other smell that I have experienced in the woods. I looked around, and the forest ground was covered with the white flowers of the Black Locust. That day, my brother and I gathered its flowers and took them home. At home, we made a Black Locust flower essence water. To make an essence water, all you have to do is will a jar 1/2 way full with the flowers. Then you fill the jar with purified water and allow it to sit overnight. Then ENJOY the water.
The essence water that we made had a slightly strong first taste, however, the aftertaste of the water was a very delicious floral taste.
Serviceberries:
This time of early June is the time that serviceberries are becoming ripe! Serviceberries are often times planted around buildings as decorative bushes such as libraries and churches. All the bushes that I have found tend to be about 3 meters tall. On their branches are little clusters of fruit that resemble blueberries. The fruit goes from a red to a deep purple, and their taste can be either slightly bitter to very sweet (depending on the bush).
I wish I could have taken some pictures of the bush to show you, but I was not expecting to write a post about it. If you find a serviceberry bush that produces sweet fruit, you have found a treasure. Most of the berries that I have tried are slightly bitter, but there is one tree that I know of that produces the most delicious serviceberries I have ever tasted. The birds too know of its delectable fruit for its fruit is the first in the season to be gone.
Mulberries:
Finally, I would like to talk about mulberries. The ones in my area already have fruit on them and should be ripe here in the next few days.
Enjoy this delicious season of fresh and wild fruit!
Cheers,
Jonathan
So , it's been a while since my last posting, and since that time I have enjoyed many things in nature. One of them was the blooming of the Black Locust flowers which bloom in late May. Care should be taken when gathering the flowers of this tree, because of its numerous thorns.
When I was on one of my numerous walks in the woods, I was completely enthralled by a magical smell. The smell was sweeter than any other smell that I have experienced in the woods. I looked around, and the forest ground was covered with the white flowers of the Black Locust. That day, my brother and I gathered its flowers and took them home. At home, we made a Black Locust flower essence water. To make an essence water, all you have to do is will a jar 1/2 way full with the flowers. Then you fill the jar with purified water and allow it to sit overnight. Then ENJOY the water.
The essence water that we made had a slightly strong first taste, however, the aftertaste of the water was a very delicious floral taste.
Serviceberries:
This time of early June is the time that serviceberries are becoming ripe! Serviceberries are often times planted around buildings as decorative bushes such as libraries and churches. All the bushes that I have found tend to be about 3 meters tall. On their branches are little clusters of fruit that resemble blueberries. The fruit goes from a red to a deep purple, and their taste can be either slightly bitter to very sweet (depending on the bush).
I wish I could have taken some pictures of the bush to show you, but I was not expecting to write a post about it. If you find a serviceberry bush that produces sweet fruit, you have found a treasure. Most of the berries that I have tried are slightly bitter, but there is one tree that I know of that produces the most delicious serviceberries I have ever tasted. The birds too know of its delectable fruit for its fruit is the first in the season to be gone.
Mulberries:
Finally, I would like to talk about mulberries. The ones in my area already have fruit on them and should be ripe here in the next few days.
Enjoy this delicious season of fresh and wild fruit!
Cheers,
Jonathan
Sunday, April 13, 2008
Cleansing with the Moon Cycles
The Moon is the second greatest light in the sky, and it is "the lesser light to govern the night."* Most of us know of the different phases of the moon, we all learned, in school, how the moon affects the oceans tides (see the "Additional Information" at the end of this post for more information), and many of us know how the female cycle should follows the moon cycles, but one thing that you may not know is that the atmosphere and all our bodies are affected the cycles of the moon as well.
How does the moon do all this? The answer is simple, gravity. Next to the earth, the moon has the greatest gravitational effects on life here on planet earth. Water, in particular tides, is perhaps one of the best known, and best studied, examples of how the moons presence affects life here on earth, and it was a friend of mine that mentioned during a cleanse during a certain phase of the moon. I had never heard of this before; so, I asked him why. He told me that it had something to with moons influence on the water in you body.
This really intrigued me; so, like always, I tried to go online and find some reasons why this was, but the answer was very very elusive. Most of the sites I saw mentioned new moons and full moons as special times for special ceremonies. It was a time of "cosmic significance," but none of them gave a reason. Near the end of the day, I was only able to find a couple of sites that mentioned cleansing in phase with the moon. To my utter dismay (and this is happening more and more frequently) all but one of those sites said, "Error 404, page not found."
Now that I have rambled on enough, let me get to the "meat" (pardon the pun) of this post. Plutarchus (46A.D. - 120A.D.) taught that a full moon caused such an increase in moisture that timber, wheat, and other crops that were harvested during the full moon were more likely to decay, and rot faster. However, if cut during a new moon, they would be dry and brittle. Likewise, Leonard Ravitz claimed that all life's electrical potenial (its ability to carry an electrical current) peaked during the full moon new moon.
The reason is that the during full moon (and the time while the moon is growing), causes the body to hold onto water, and therefore it holds onto toxic matter more than normal. And so they say that the best times to do cleanses is the the 10 day period right after the full moon.
You can think of it like a water-balloon, and think of a full moon like a full water-balloon. The water exits the water-balloon with the most force in those first few seconds that you release it, due to water pressure. I think the reasoning is along those lines. Does this make sense to you?
Why did the ancients cleanse in phase with the moon? Was it all pre-historic superstitious nonsense from primitive people who knew next to nothing? I think not. People have never been stupid, and people in the past were just as smart (if not smarter) then we are today, but maybe I'll save that for another post.
Leave me some comments and let me know how you like the posts!
Best in Health,
Jon
*Genesis 1:16
______________________________________________________
ADDITIONAL INFORMATION
Wednesday, April 9, 2008
Is my produce Organic, Traditional, or GMO? - How to tell the difference by the PLU
Have you ever gone to produce section of the grocery store and wondered whether the apple that you have your eye on is GMO (Genetically Modified Organism)? Since, by law, food producers are not obligated to state whether their produce has been raised "traditionally," raised with chemicals and pesticides, organically (though most producers will gladly tell you that their produce is organic), or a GMO product, it is up to us, the conscientious citizens, to wisely choose our produce.
That's what I am here today to tell you how to do. Next time you go to the produce section of your friendly neighborhood grocery store, you should notice a sticker on the produce that contains several numbers. Those numbers are known as the produces PLU (Price Look Up) and it can tell you a lot about how the produce was raised. Most PLU's are 4 digits (for example the PLU of the Cripps Pink Apples is 4130), and this means that the produce was raised "traditionally," i.e. with pesticides. Some produce has a five digit PLU.
Produce that has a 5-digit PLU can mean two different things, depending on the first digit. We'll stick with the example of the pink apple, its PLU being 4130, but if it had a PLU of 94130 (the same 4-digit PLU, but with a 9 in front of it) it would mean that it was an organic pink apple. If the apple had a PLU of 84130 (the same 4-digit PLU, but with a 8 in front of it) it would mean that it was a GMO'd pink apple.
Let's do a quick recap.
- 4-digit PLU (i.e. 4130) = Pesticide raised (traditional) produce
- 5-digit PLU starting with a 9 (i.e. 94130) = Organic produce
- 5-digit PLU starting with a 8 (i.e. 84130) = GMO produce
For more information on PLU's, visit the following sites:
- Wikipedia entry on PLU's - a site where you can look up PLU's to see which produce it goes to, a great technical site
- International Federation for Produce Standards - a site where you can look up PLU's to see which produce it goes to, a great technical site
Monday, April 7, 2008
GI features of Herbivores, Omnivores, Carnivores, and Humans
I sent this as an email to my family so that they could make an informed debate with others about the human dietary needs, and I thought to my self, "I bet other people would like to read about this, so here it is."
So this is Jon, and I got in an argument with a coworker at school in late February as to whether or not humans were designed for a herbivorous diet as opposed to a omnivorous diet (it is obviously conclusive that we were not designed as carnivores). One thing had always bugged me though, I had been told by numerous people that our Gastrointestinal tract was similar to omnivorous creatures; so, I decided to do some quick research and this is what I found:
The entire thread can be found here. The discussion may be a bit on the long side, and if it is you can simply scroll down to the end for a very brief summary; however, I highly recommend that you read it in its entirety as it is filled with very useful information. It is divided into six sections (Oral Cavity, Stomach and Small Intestine, Colon, What about Omnivores, What about Me, and Summary).
Humans are most often described as "omnivores." This classification is based on the "observation" that humans generally eat a wide variety of plant and animal foods. However, culture, custom and training are confounding variables when looking at human dietary practices. Thus, "observation" is not the best technique to use when trying to identify the most "natural" diet for humans. While most humans are clearly "behavioral" omnivores, the question still remains as to whether humans are anatomically suited for a diet that includes animal as well as plant foods.
A better and more objective technique is to look at human anatomy and physiology. Mammals are anatomically and physiologically adapted to procure and consume particular kinds of diets. (It is common practice when examining fossils of extinct mammals to examine anatomical features to deduce the animal's probable diet.) Therefore, we can look at mammalian carnivores, herbivores (plant-eaters) and omnivores to see which anatomical and physiological features are associated with each kind of diet. Then we can look at human anatomy and physiology to see in which group we belong.
Oral Cavity
Carnivores have a wide mouth opening in relation to their head size. This confers obvious advantages in developing the forces used in seizing, killing and dismembering prey. Facial musculature is reduced since these muscles would hinder a wide gape, and play no part in the animal's preparation of food for swallowing. In all mammalian carnivores, the jaw joint is a simple hinge joint lying in the same plane as the teeth. This type of joint is extremely stable and acts as the pivot point for the "lever arms" formed by the upper and lower jaws. The primary muscle used for operating the jaw in carnivores is the temporalis muscle. This muscle is so massive in carnivores that it accounts for most of the bulk of the sides of the head (when you pet a dog, you are petting its temporalis muscles). The "angle" of the mandible (lower jaw) in carnivores is small. This is because the muscles (masseter and pterygoids) that attach there are of minor importance in these animals. The lower jaw of carnivores cannot move forward, and has very limited side-to-side motion. When the jaw of a carnivore closes, the blade-shaped cheek molars slide past each other to give a slicing motion that is very effective for shearing meat off bone.
The teeth of a carnivore are discretely spaced so as not to trap stringy debris. The incisors are short, pointed and prong-like and are used for grasping and shredding. The canines are greatly elongated and dagger-like for stabbing, tearing and killing prey. The molars (carnassials) are flattened and triangular with jagged edges such that they function like serrated-edged blades. Because of the hinge-type joint, when a carnivore closes its jaw, the cheek teeth come together in a back-to-front fashion giving a smooth cutting motion like the blades on a pair of shears.
The saliva of carnivorous animals does not contain digestive enzymes. When eating, a mammalian carnivore gorges itself rapidly and does not chew its food. Since proteolytic (protein-digesting) enzymes cannot be liberated in the mouth due to the danger of autodigestion (damaging the oral cavity), carnivores do not need to mix their food with saliva; they simply bite off huge chunks of meat and swallow them whole.
According to evolutionary theory, the anatomical features consistent with an herbivorous diet represent a more recently derived condition than that of the carnivore. Herbivorous mammals have well-developed facial musculature, fleshy lips, a relatively small opening into the oral cavity and a thickened, muscular tongue. The lips aid in the movement of food into the mouth and, along with the facial (cheek) musculature and tongue, assist in the chewing of food. In herbivores, the jaw joint has moved to position above the plane of the teeth. Although this type of joint is less stable than the hinge-type joint of the carnivore, it is much more mobile and allows the complex jaw motions needed when chewing plant foods. Additionally, this type of jaw joint allows the upper and lower cheek teeth to come together along the length of the jaw more or less at once when the mouth is closed in order to form grinding platforms. (This type of joint is so important to a plant-eating animal, that it is believed to have evolved at least 15 different times in various plant-eating mammalian species.) The angle of the mandible has expanded to provide a broad area of attachment for the well-developed masseter and pterygoid muscles (these are the major muscles of chewing in plant-eating animals). The temporalis muscle is small and of minor importance. The masseter and pterygoid muscles hold the mandible in a sling-like arrangement and swing the jaw from side-to-side. Accordingly, the lower jaw of plant-eating mammals has a pronounced sideways motion when eating. This lateral movement is necessary for the grinding motion of chewing.
The dentition of herbivores is quite varied depending on the kind of vegetation a particular species is adapted to eat. Although these animals differ in the types and numbers of teeth they posses, the various kinds of teeth when present, share common structural features. The incisors are broad, flattened and spade-like. Canines may be small as in horses, prominent as in hippos, pigs and some primates (these are thought to be used for defense) or absent altogether. The molars, in general, are squared and flattened on top to provide a grinding surface. The molars cannot vertically slide past one another in a shearing/slicing motion, but they do horizontally slide across one another to crush and grind. The surface features of the molars vary depending on the type of plant material the animal eats. The teeth of herbivorous animals are closely grouped so that the incisors form an efficient cropping/biting mechanism, and the upper and lower molars form extended platforms for crushing and grinding. The "walled-in" oral cavity has a lot of potential space that is realized during eating.
These animals carefully and methodically chew their food, pushing the food back and forth into the grinding teeth with the tongue and cheek muscles. This thorough process is necessary to mechanically disrupt plant cell walls in order to release the digestible intracellular contents and ensure thorough mixing of this material with their saliva. This is important because the saliva of plant-eating mammals often contains carbohydrate-digesting enzymes which begin breaking down food molecules while the food is still in the mouth.
Stomach and Small Intestine
Striking differences between carnivores and herbivores are seen in these organs. Carnivores have a capacious simple (single-chambered) stomach. The stomach volume of a carnivore represents 60-70% of the total capacity of the digestive system. Because meat is relatively easily digested, their small intestines (where absorption of food molecules takes place) are short&151;about three to five or six times the body length. Since these animals average a kill only about once a week, a large stomach volume is advantageous because it allows the animals to quickly gorge themselves when eating, taking in as much meat as possible at one time which can then be digested later while resting. Additionally, the ability of the carnivore stomach to secrete hydrochloric acid is exceptional. Carnivores are able to keep their gastric pH down around 1-2 even with food present. This is necessary to facilitate protein breakdown and to kill the abundant dangerous bacteria often found in decaying flesh foods.
Because of the relative difficulty with which various kinds of plant foods are broken down (due to large amounts of indigestible fibers), herbivores have significantly longer and in some cases, far more elaborate guts than carnivores. Herbivorous animals that consume plants containing a high proportion of cellulose must "ferment" (digest by bacterial enzyme action) their food to obtain the nutrient value. They are classified as either "ruminants" (foregut fermenters) or hindgut fermenters. The ruminants are the plant-eating animals with the celebrated multiple-chambered stomachs. Herbivorous animals that eat a diet of relatively soft vegetation do not need a multiple-chambered stomach. They typically have a simple stomach, and a long small intestine. These animals ferment the difficult-to-digest fibrous portions of their diets in their hindguts (colons). Many of these herbivores increase the sophistication and efficiency of their GI tracts by including carbohydrate-digesting enzymes in their saliva. A multiple-stomach fermentation process in an animal which consumed a diet of soft, pulpy vegetation would be energetically wasteful. Nutrients and calories would be consumed by the fermenting bacteria and protozoa before reaching the small intestine for absorption. The small intestine of plant-eating animals tends to be very long (greater than 10 times body length) to allow adequate time and space for absorption of the nutrients.
Colon
The large intestine (colon) of carnivores is simple and very short, as its only purposes are to absorb salt and water. It is approximately the same diameter as the small intestine and, consequently, has a limited capacity to function as a reservoir. The colon is short and non-pouched. The muscle is distributed throughout the wall, giving the colon a smooth cylindrical appearance. Although a bacterial population is present in the colon of carnivores, its activities are essentially putrefactive.
In herbivorous animals, the large intestine tends to be a highly specialized organ involved in water and electrolyte absorption, vitamin production and absorption, and/or fermentation of fibrous plant materials. The colons of herbivores are usually wider than their small intestine and are relatively long. In some plant-eating mammals, the colon has a pouched appearance due to the arrangement of the muscle fibers in the intestinal wall. Additionally, in some herbivores the cecum (the first section of the colon) is quite large and serves as the primary or accessory fermentation site.
What About Omnivores?
One would expect an omnivore to show anatomical features which equip it to eat both animal and plant foods. According to evolutionary theory, carnivore gut structure is more primitive than herbivorous adaptations. Thus, an omnivore might be expected to be a carnivore which shows some gastrointestinal tract adaptations to an herbivorous diet.
This is exactly the situation we find in the Bear, Raccoon and certain members of the Canine families. (This discussion will be limited to bears because they are, in general, representative of the anatomical omnivores.) Bears are classified as carnivores but are classic anatomical omnivores. Although they eat some animal foods, bears are primarily herbivorous with 70-80% of their diet comprised of plant foods. (The one exception is the Polar bear which lives in the frozen, vegetation poor arctic and feeds primarily on seal blubber.) Bears cannot digest fibrous vegetation well, and therefore, are highly selective feeders. Their diet is dominated by primarily succulent lent herbage, tubers and berries. Many scientists believe the reason bears hibernate is because their chief food (succulent vegetation) not available in the cold northern winters. (Interestingly, Polar bears hibernate during the summer months when seals are unavailable.)
In general, bears exhibit anatomical features consistent with a carnivorous diet. The jaw joint of bears is in the same plane as the molar teeth. The temporalis muscle is massive, and the angle of the mandible is small corresponding to the limited role the pterygoid and masseter muscles play in operating the jaw. The small intestine is short (less than five times body length) like that of the pure carnivores, and the colon is simple, smooth and short. The most prominent adaptation to an herbivorous diet in bears (and other "anatomical" omnivores) is the modification of their dentition. Bears retain the peg-like incisors, large canines and shearing premolars of a carnivore; but the molars have become squared with rounded cusps for crushing and grinding. Bears have not, however, adopted the flattened, blunt nails seen in most herbivores and retain the elongated, pointed claws of a carnivore.
An animal which captures, kills and eats prey must have the physical equipment which makes predation practical and efficient. Since bears include significant amounts of meat in their diet, they must retain the anatomical features that permit them to capture and kill prey animals. Hence, bears have a jaw structure, musculature and dentition which enable them to develop and apply the forces necessary to kill and dismember prey even though the majority of their diet is comprised of plant foods. Although an herbivore-style jaw joint (above the plane of the teeth) is a far more efficient joint for crushing and grinding vegetation and would potentially allow bears to exploit a wider range of plant foods in their diet, it is a much weaker joint than the hinge-style carnivore joint. The herbivore-style jaw joint is relatively easily dislocated and would not hold up well under the stresses of subduing struggling prey and/or crushing bones (nor would it allow the wide gape carnivores need). In the wild, an animal with a dislocated jaw would either soon starve to death or be eaten by something else and would, therefore, be selected against. A given species cannot adopt the weaker but more mobile and efficient herbivore-style joint until it has committed to an essentially plant-food diet test it risk jaw dislocation, death and ultimately, extinction.
What About Me?
The human gastrointestinal tract features the anatomical modifications consistent with an herbivorous diet. Humans have muscular lips and a small opening into the oral cavity. Many of the so-called "muscles of expression" are actually the muscles used in chewing. The muscular and agile tongue essential for eating, has adapted to use in speech and other things. The mandibular joint is flattened by a cartilaginous plate and is located well above the plane of the teeth. The temporalis muscle is reduced. The characteristic "square jaw" of adult males reflects the expanded angular process of the mandible and the enlarged masseter/pterygoid muscle group. The human mandible can move forward to engage the incisors, and side-to-side to crush and grind.
Human teeth are also similar to those found in other herbivores with the exception of the canines (the canines of some of the apes are elongated and are thought to be used for display and/or defense). Our teeth are rather large and usually abut against one another. The incisors are flat and spade-like, useful for peeling, snipping and biting relatively soft materials. The canines are neither serrated nor conical, but are flattened, blunt and small and function Like incisors. The premolars and molars are squarish, flattened and nodular, and used for crushing, grinding and pulping noncoarse foods.
Human saliva contains the carbohydrate-digesting enzyme, salivary amylase. This enzyme is responsible for the majority of starch digestion. The esophagus is narrow and suited to small, soft balls of thoroughly chewed food. Eating quickly, attempting to swallow a large amount of food or swallowing fibrous and/or poorly chewed food (meat is the most frequent culprit) often results in choking in humans.
Man's stomach is single-chambered, but only moderately acidic. (Clinically, a person presenting with a gastric pH less than 4-5 when there is food in the stomach is cause for concern.) The stomach volume represents about 21-27% of the total volume of the human GI tract. The stomach serves as a mixing and storage chamber, mixing and liquefying ingested foodstuffs and regulating their entry into the small intestine. The human small intestine is long, averaging from 10 to 11 times the body length. (Our small intestine averages 22 to 30 feet in length. Human body size is measured from the top of the head to end of the spine and averages between two to three feet in length in normal-sized individuals.)
The human colon demonstrates the pouched structure peculiar to herbivores. The distensible large intestine is larger in cross-section than the small intestine, and is relatively long. Man's colon is responsible for water and electrolyte absorption and vitamin production and absorption. There is also extensive bacterial fermentation of fibrous plant materials, with the production and absorption of significant amounts of food energy (volatile short-chain fatty acids) depending upon the fiber content of the diet. The extent to which the fermentation and absorption of metabolites takes place in the human colon has only recently begun to be investigated.
In conclusion, we see that human beings have the gastrointestinal tract structure of a "committed" herbivore. Humankind does not show the mixed structural features one expects and finds in anatomical omnivores such as bears and raccoons. Thus, from comparing the gastrointestinal tract of humans to that of carnivores, herbivores and omnivores we must conclude that humankind's GI tract is designed for a purely plant-food diet.
Summary
Facial Muscles
Carnivore- Reduced to allow wide mouth gape
Herbivore- Well-developed
Omnivore- Reduced
Human- Well-developed
Jaw Type
Carnivore- Angle not expanded
Herbivore- Expanded angle
Omnivore- Angle not expanded
Human- Expanded angle
Jaw Joint Location
Carnivore- On same plane as molar teeth
Herbivore- Above the plane of the molars
Omnivore- On same plane as molar teeth
Human- Above the plane of the molars
Jaw Motion
Carnivore- Shearing; minimal side-to-side motion
Herbivore- No shear; good side-to-side, front-to-back
Omnivore- Shearing; minimal side-to-side
Human- No shear; good side-to-side, front-to-back
Major Jaw Muscles
Carnivore- Temporalis
Herbivore- Masseter and pterygoids
Omnivore- Temporalis
Human- Masseter and pterygoids
Mouth Opening vs. Head Size
Carnivore- Large
Herbivore- Small
Omnivore- Large
Human- Small
Teeth (Incisors)
Carnivore- Short and pointed
Herbivore- Broad, flattened and spade shaped
Omnivore- Short and pointed
Human- Broad, flattened and spade shaped
Teeth (Canines)
Carnivore- Long, sharp and curved
Herbivore -Dull and short or long (for defense), or none
Omnivore- Long, sharp and curved
Human- Short and blunted
Teeth (Molars)
Carnivore- Sharp, jagged and blade shaped
Herbivore- Flattened with cusps vs complex surface
Omnivore- Sharp blades and/or flattened
Human- Flattened with nodular cusps
Chewing
Carnivore- None; swallows food whole
Herbivore- Extensive chewing necessary
Omnivore- Swallows food whole and/or simple crushing
Human- Extensive chewing necessary
Saliva
Carnivore- No digestive enzymes
Herbivore- Carbohydrate digesting enzymes
Omnivore- No digestive enzymes
Human- Carbohydrate digesting enzymes
Stomach Type
Carnivore- Simple
Herbivore- Simple or multiple chambers
Omnivore- Simple
Human- Simple
Stomach Acidity
Carnivore- Less than or equal to pH 1 with food in stomach
Herbivore- pH 4 to 5 with food in stomach
Omnivore- Less than or equal to pH 1 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
Herbivore- Less than 30% of total volume of digestive tract
Omnivore- 60% to 70% 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
Herbivore- 10 to more than 12 times body length
Omnivore- 4 to 6 times body length
Human- 10 to 11 times body length
Colon
Carnivore- Simple, short and smooth
Herbivore- Long, complex; may be sacculated
Omnivore- Simple, short and smooth
Human- Long, sacculated
Liver
Carnivore- Can detoxify vitamin A
Herbivore- Cannot detoxify vitamin A
Omnivore- Can detoxify vitamin A
Human- Cannot detoxify vitamin A
Kidney
Carnivore- Extremely concentrated urine
Herbivore- Moderately concentrated urine
Omnivore- Extremely concentrated urine
Human- Moderately concentrated urine
Nails
Carnivore- Sharp claws
Herbivore- Flattened nails or blunt hooves
Omnivore- Sharp claws
Human- Flattened nails
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