Also how come we don't see crusts more often? Calcium supplementation is pretty much universal these days but we sure don't see them on every lizard, or even all that commonly if high levels of calcium supposedly make this happen?
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Also how come we don't see crusts more often? Calcium supplementation is pretty much universal these days but we sure don't see them on every lizard, or even all that commonly if high levels of calcium supposedly make this happen?
I think you'd have to rule out every individual cham's calcium state and it's hydration state to make any conclusions about why it is expressing minerals of any type. Too many variables without knowing these items.
This debate is interesting, but fairly moot without knowing:
a) if chams have salt glands in the first place.
b) if their metabolic handling of mineral salts is even what we are theorizing it is.
c) what the chemical makeup of the nasal deposits really is.
And, last but maybe not least,
d) Does it really matter what the deposit is?
but you seem to think and absurd amount of supplementation is necessary to keep a healthy cham, but thats presumptive of me. how much supplementation do you actually advocate?
I think you'd have to rule out every individual cham's calcium state and it's hydration state to make any conclusions about why it is expressing minerals of any type. Too many variables without knowing these items.
This debate is interesting, but fairly moot without knowing:
a) if chams have salt glands in the first place.
b) if their metabolic handling of mineral salts is even what we are theorizing it is.
c) what the chemical makeup of the nasal deposits really is.
And, last but maybe not least,
d) Does it really matter what the deposit is?
Since this whole debate seems to be over the advice to decrease the calcium in order to get rid of the "snalt" but its said that the "snalt" is a normal function and won't cause the chameleon any harm, why is it necessary or advised to cut the calcium down to get rid of the snalt??? IMHO cutting down on the calcium might be enough to push the chameleon towards MBD which unlike the snalt is harmful...especially with people who don't have enough knowledge about chameleons' requirements.
That is very presumptive of you actually. At what point did I say an absurd amount of supplementation is necessary? I advocate dusting with calcium without D3 or phosphorus at nearly every feeding, and recommend that crickets that should be coated only so much that they are a lighter shade of brown, not little ghosts. As juveniles this makes calcium a nearly daily supplement, and adults only several times a week since they aren't fed every day. Juveniles have huge calcium needs and adults not as much. Since excess calcium is easily excreted through the kidneys if that amount is in excess (which I personally don't think it is) a little extra doesn't hurt. Too little can hurt.
Clarkrw3 I would be curious to know what you gutload with?
Many vegetables and fruits (especially processed or canned) contain sodium and the common gutload items including spirulina or any type of seaweed or algae do as well.
A lot of processed meat also contains high levels of sodium, including common gutload items as dog, cat, or ferret food...depending on brand.
"3. Pregnant mums who need extra nutrients"
so im sitting here and my gf is reading over my shoulder, and then she says "i didnt know flowers could get pregnant"
roflcopter
after reading that im glad i use so much effing spirulina in my gutload.
also if you knew all that and didnt copy paste it you sir retain far too much information for your own good.
apologies if i offended.
So what you are saying is that hundreds of lizards have been studied and the results are always the same because regardless of species, diet, environment or anything else the only cations they are exposed to in high quantity are sodium and potassium? That nothing else in the entire world could possibly have been prevalent in their environment? No chromium, iron, zinc, magnesium, copper, aluminum, nitrate or any other cation could have possibly been prominent in the environment? That is completely implausible. I wouldn't think they'd be as high as calcium supplementation, true, but I didn't ever see even one of those other cations listed as a component of secretion in any species. Your theory doesn't fit with that.
Nope, you still aren't grasping the concept. Keep reading. What I said was that calcium can readily move into cells, and because of that would not cause hypertonic extracellular fluid, which is what triggers the gland to excrete more of what's causing hypertonicity. Too much sodium in one place makes water flood to that one place, which can make cells explode. Since it's so dangerous (the exploding part) the body needs to eliminate what is causing water to flow. Calcium doesn't have that effect. Also when there is more of it in the extracellular fluid it binds to proteins and gets eliminated via renal orhepatic secretion, or just sticks around bound to protein until blood pH changes or calcium is needed elsewhere. So googling osmosis is not enough to explain it. Physiology is not an easy subject to grasp.
And how do I know this?
Because I have extensive training in chemistry, biology, physiology, anatomy, pharmacology, medicine, surgery, etc. etc. etc. I have been thoroughly trained on how to integrate facts and evidence to arrive at logical conclusions consistent with the scientific consensus by the experts of our fields. I am not just "in the field". I can speak with a certain level of authority on subjects like this because I have the background and knowledge level due to my training to actually be an authority.
What do you do for a living out of curiosity? Do you also have a professional degree in advanced sciences?
You question me when you have no foundation to stand on. I provide facts after facts and study after study and you have provided nothing of the same caliber to support anything you've said.
The only person who has noted her is you. I don't see awards or long lists of publications. Don't get me wrong I have a healthy respect for her doing what she does, but she is not an authority on it compared to many others who have published way more on the topic. And no, one person does not trump everything else ever when that's not even what she studied. All her studies looked at wild animals too.
Also how come we don't see crusts more often? Calcium supplementation is pretty much universal these days but we sure don't see them on every lizard, or even all that commonly if high levels of calcium supposedly make this happen?
Since this whole debate seems to be over the advice to decrease the calcium in order to get rid of the "snalt" but its said that the "snalt" is a normal function and won't cause the chameleon any harm, why is it necessary or advised to cut the calcium down to get rid of the snalt??? IMHO cutting down on the calcium might be enough to push the chameleon towards MBD which unlike the snalt is harmful...especially with people who don't have enough knowledge about chameleons' requirements.
I also think that testing the snalt would prove once and for all what the white crust produced by some chameleons around the nostril is.