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Scientists have found that spiders generally have 6-8 textile webs at the end of their abdomen, and each textile has hundreds of spouts - the silk is discharged through the spouts. Spiders have glands with different functions corresponding to each spinn, and each gland produces a different raw material of silk thread, thus weaving both sticky and non-sticky silk threads. Scientists have found that the radial skeletal filaments (longitudinal filaments) on the spider web are very strong, but not sticky.
The spiral silk threads (horizontal threads) and dense water beads on the spider web are mainly composed of 4 sticky substances and 80 percent water, and their stickiness makes it difficult for insects to get out.
When spiders move on the web, they choose to stay on longitudinal filaments that are not sticky, so as to avoid being stuck in their webs. In addition, the cobwebs are usually not perpendicular to the ground, and spiders touch the cobwebs with burred feet, and the whole body hangs from the cobwebs without touching the cobwebs, which also reduces the possibility of being sticked.
In case it encounters sticky horizontal filaments, the clever spider will perform a kind of "unique skill". Everyone knows that oiling is the best way to make the surface of an object non-sticky. Spiders secrete an oily substance that spreads it on their bodies, especially their feet, and it is this oily substance that keeps it from sticking even when it touches a horizontal filament.
How sticky spider silk is, the scientist's analogy is this, if you use spider silk as thick as a pencil shaft to form a web, such a web can intercept a flying "Boeing" 747 passenger plane. If the cobwebs are so sticky, why aren't the spiders themselves sticky?
First, let's take a look at the structure of a spider's web. Although the webs weaved by different species of spiders often vary, there are generally two types of spider silk: radial spider silk and oval spider silk. When spiders build webs, they first build radial skeleton silk threads --- longitudinal filaments.
The longitudinal filaments are mainly used to support the spider web structure, which is strong but non-sticky. After the skeleton is completed, the spider then weaves a spiral of silk in a counterclockwise direction, which scientists call a transverse filament. If you look closely, you'll see that there are water-dropping bumps on the strands, called sticky beads, and their stickiness makes it difficult for insects that intrude by mistake to get out.
The spider's brilliance is that it can spit out different kinds of silk. There are generally 6 to 8 spinners at the end of the abdomen of the spider, and each spinner corresponds to the glands on the spider with different functions, each spleen can produce different silk thread raw materials, and the spider spits out different raw materials according to the need, so as to weave two kinds of silk threads, sticky and non-sticky. When spiders move on the web, they will choose to stick to the longitudinal filaments that are not sticky to avoid being sticked.
If you look closely, you'll also see that the webs are usually not perpendicular to the ground, and spiders only touch the webs with their burrly feet. In this way, the whole body hangs from the cobwebs, further reducing the possibility of getting caught.
In case it hits a sticky horizontal filament, the spider will perform a trick "unique move". Everyone knows that oiling is the best way to make the surface of an object non-sticky. Spiders secrete an oily substance that spreads it on their bodies, especially their feet, and it is this oily substance that keeps it from sticking even when it touches a horizontal filament.
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Because spiders themselves have a special slime that is slippery, spiders do not get stuck in spider webs. It's like the relationship between a clownfish and an anemone.
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Because the spider itself has a special liquid that is slippery, it will not get stuck in the spider's web.
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Because the surface of the spider's legs is covered with a layer of substance, which prevents the spider from getting caught.
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Because he himself secretes a mucus that can keep himself out of control.
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Because the spider itself has a substance that does not get stuck in the web.
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The spider itself has a special liquid, which is slippery.
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Because the spider's body is covered with a substance that prevents the spider from getting caught.
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Here's why spiders don't get stuck in their own webs:
1. Spiders are very familiar with the "topography" of their own webs. The spider's web is made up of longitudinal filaments that are radial and transverse filaments that are spiraling. The longitudinal filaments are not sticky, while the transverse filaments are sticky, so spiders generally move on the longitudinal filaments.
2. In order to avoid accidentally touching the transverse filament and getting caught, the spider will secrete an oily substance and rub it onto the body. This way, the spider won't get stuck in its own webs.
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Spider web. It is sticky and can put flies.
When the flying insect sticks to the point that it can't move, why can't it stick the spider? You'll be amazed at what this question is: spider webs can stick to spiders! A spider is just as easily entangled in its own web as a fly.
Actually, there are many types of spider silk. Sticky spider silk.
Woven in nets to catch prey. But there is also a non-sticky spider silk that forms the sturdy spoke-like scaffolds of the spider web. The spider itself knows which ones are non-sticky, and it just needs to avoid the sticky ones.
It's very tactile and it's very tactile, so it can do that.
Therefore, the spider does not get stuck as a result of its "familiarity" with its own webs. It knows which way to go. The spider has left a "safe passage" in the web when weaving the web, and the spider silk here is safe and will not stick to it.
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There is lubricant on the spider's feet.
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Spiders do not get stuck in their webs because they secrete an oily substance during the process of weaving their webs. These things will be on the spider's feet, and they will be very smooth when they move. When the spider weaves the web, it actually has an ulterior motive to make the worm stick to its web, and it knows the mystery of it.
There are some places that aren't actually that sticky, but these things are just to make some room for yourself. If you accidentally climb into other cobwebs.
If you do so, you won't let it get sticky. Because the silk that the spider spits is all the same, and all serve the same purpose. <>
Spiders are very regular when forming webs, and will use 6 parts to spit out different silks. Each filament is different, there are oval shapes, and there are some other radioactive ones.
These things can play a role in stereotyping, and the toughness is very strong. Make the net bigger, and the area will be larger when sticking bugs. In the process of spinning silk, spiders will also try their best to weave their webs in the most obvious place.
Once you have a spider web, the spider will have a big meal in the evening. It will weave from large to small, slowly shrinking the net. Because then the bugs will not be escaped, and the silk will play a great role.
The toughness and strength of spider webs are so great that humans can easily sweep them away. If the cobwebs strengthen every strand, there is no way for people to sweep them away. As long as the cobwebs are big enough, they can intercept a plane.
From this case, it can be seen that spider webs are not easy to break. <>
In general, spiders use their webs to hunt, and they can easily eat something. If you have cobwebs at home, you can also choose to use a broom to gently sweep them. Don't let spiders fall into your clothing, and be sure to protect yourself.
Spiders can also bite, so be sure to pay attention to safety when scanning spider webs.
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The main reason is that the spider itself can secrete a special substance, which is relatively lubricating and can prevent the spider from sticking to the silk it spits out. Even if they climb on the web of other spiders, the spider will not be bound by the web, because all spiders secrete silk with similar properties, as long as it has a lubricating oily substance, it can get out of the trap and walk freely over it. And spiders in nature are territorial, and will move on their own spider webs, and will not run into other spiders.
I believe that many people have seen spiders in the summer, these spiders are more terrifying, they will weave nets in trees or wall corners, and then catch insects to eat, such as mosquitoes or flies. So spiders are actually a kind of beneficial insects, although they look strange, but they can really help humans get rid of some pests. However, many friends have a curiosity, why don't spiders stick to their own spider silk?
As explained above, when spinning silk, spiders also secrete special substances, which are then applied to their feet and bodies so that they do not get caught. After all, any creature in nature has a certain amount of wisdom, can protect itself, and will not be cocooned. Even silkworms weave cocoons for rebirth, not death.
Spider silk is not actually a filament in the spider's body, but it turns into silk when it comes into contact with air, which is particularly light and elastic. This silk is also particularly strong and stronger, surpassing that of man-made materials, so people can also study spiders and create new materials. However, some netizens have studied spiders, saying that spiders do not secrete oil on their feet, and they will carefully step over the rubber balls on the spider web to keep themselves from being sticky.
If you go to the web of other spiders, you may not know the distribution of the rubber balls, and you will also be stuck by the web. Both of these statements have their own truths, and those who are interested can also check which one is true.
Regardless of the question, the web woven by the spider is indeed very regular and looks particularly beautiful.
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The main reason why spiders don't get stuck is that they secrete an oily substance that is secreted on the spider's feet, so that it won't get stuck when it's moving on top of the web. And spiders actually have ulterior motives when weaving spider webs, not all places are very sticky, but other insects don't know the secret, so they will be glued to death. The structure of the spider's web is actually regular when the spider builds the web, and its spinning is not just one kind.
The spider's body structure has six parts of the body that can spin silk, and each type of silk is different. Spiders can spit out oval-shaped spider silk as well as radial spider silk.
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Because the spider secretes its own oil, even if it is caught, it can escape from its own web. And the spider's web is not complete. Keep destroying it, and then repair it.
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Because spiders are immune to some of the slime on top of their webs, they will be prey if they crawl onto the webs of other spiders.
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A mosquito and a fly were stuck in the cobwebs, and the flies tried to escape, but the more they struggled, the tighter they chose. The mosquito said: I have tried it a long time ago, it has not worked, and my only hope now is to wait for the ants to come.
Glue it back on its own. We're all doomed! After a while, the spider came back and saw two flying insects stuck to the web, and it was very happy and quickly crawled to the web to eat both the mosquitoes and the flies.
The poor mosquito did not understand after death why the spider was not stuck with the web. Spiders can spit out glued silk and weave webs to catch small flying insects in flight. But why don't spiders themselves get stuck with cobwebs?
It turned out that the spider's feet were coated with a thin layer of oil, which acted as a lubricant. With this layer of oil, it can act online without fear of being sticky! Is a spider's web a spider's nest?
A: A spider's web is not a spider's nest, but a circle for catching small insects. Spiders usually place their honeycombs in the cracks of walls or tree holes near their webs.
The spider hides in its nest and has a silk attached to it. As soon as a small worm sticks to the web, the spider will immediately rush out of the hole to destroy it.
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From the word "sit" in the sentence, you can feel the leisurely and pleasant nature of the spider.
The spider is sitting on the web again" from the text "Thunderstorm", the original sentence is Zheng Dong: The rain has stopped. The sun is out. A rainbow hangs in the sky. The cicadas chirped. The spider sat on the web again. The pond was full of water, and the frogs were croaking.
Spider sitting on the web again" uses anthropomorphic techniques, and uses the word "sitting" to give the spider a psychological state, and the anthropomorphic writing makes the article more vivid, vivid, and concrete, which can not only vividly write a certain feature of something, but also have a unique concrete effect after anthropomorphism.
It heralds a rebirth and a new level.
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