Are spiders in the house afraid of water? Are spiders in the house poisonous

Updated on science 2024-08-01
10 answers
  1. Anonymous users2024-02-15

    Spiders are not afraid of water, and there is one species of spider that even lives on the surface of the water.

    When the spider falls into the water, it quickly shrinks into a ball, and when it sees that there is nothing else around, it is busy swimming in place on eight legs, and the number of spiders that die in the water does not reach 2% of the world(Most of the people who die in the water are exhausted because they can't find the shore.)

    The hairs on the spider's feet can provide a large surface area for the spider.

    In this way, the pressure on the water is minimal. If we use the surface of the water as a quilt, if you press it gently, the nest will be very small, and when your press is small enough, the quilt will not change. So the spider can't sink.

    Ants have a waxy substance on their feet that can also prevent them from drowning. But I don't remember if there were spiders too.

  2. Anonymous users2024-02-14

    1. Spiders are afraid of water, and only a small number of spiders can move in water (or on water).

    2. It is possible for the insects that are flushed down the toilet to climb up (but they are not flushed into the sewer pipe), and there is a reverse bend, and the chance of spiders climbing up is very small.

    3. If you encounter a spider indoors, you can use slippers (brooms to shoot to death).

  3. Anonymous users2024-02-13

    Spiders are generally not afraid of water, and some even live on the surface of the water. When a spider falls into the water, it quickly shrinks into a ball and, seeing that there is nothing else around, will begin to spread its eight legs and swim in the same direction. The hair on a spider's foot can provide a large area, reducing the pressure of water on it, so it usually does not sink.

    The spider also has some waxy stuff on its feet that prevents it from drowning.

  4. Anonymous users2024-02-12

    Spiders at home are not venomous.

    Most spiders are non-venomous, so you don't have to worry about that. In addition, web-forming spiders are usually not harassing and can coexist peacefully with people (unless you see that it is not pleasing to the eye and want to get rid of it). Spiders that do not form webs, such as tarantulas, live by actively preying on small insects and even small animals, and are usually more ferocious and will bite people when pressed, so you must be careful when dealing with such spiders.

    Large spiders at home should be common and will not cause any harm to the human body. Spiders are beneficial insects that catch mosquitoes and moths.

    Habits of spiders at home

    Spiders feed on insects, other spiders, myriapods, and some spiders also feed on small animals. Jumping spiders have good eyesight and can dive within 30 centimeters to catch their prey and pounce on them. Crab spiders wait for their prey on flowers that are similar to their body color.

    Spiders burrowing in the earth build burrows lined with silk, and the entrance of the burrow has a trap that opens at night to prey on insects that pass through the hole.

    funnel spiders weave funnel webs, and insects fall into the nets to cause vibration; The spider itself resides in a filament tube with a narrow end that leads into a plant or a crevice in a rock.

    The lifestyle of spiders can be divided into two main categories. That is, the nomadic type and the sedentary type. Safari type spiders, spiders that hunt everywhere, hunt, have no fixed residence, do not build webs, do not burrow, and do not build nests. There are scaly arachnidae, ursoaradae and most tarantulas.

  5. Anonymous users2024-02-11

    Hello dear, there are spiders, scientifically explained, may be a health problem. In fact, it is also a feng shui problem, which may be a problem of poor ventilation and insufficient light; It also means that home feng shui is not full of vitality and faces the risk of fading, depression, and decay. One is to explain that your family may be prone to illness; Second, it is not right to protect the family at home, and there is no filth.

  6. Anonymous users2024-02-10

    It doesn't matter if you have spiders in the house, you just need to clean up.

  7. Anonymous users2024-02-09

    Yes, if you are afraid that the spider can be repelled, there is no need to kill it.

    Advanced spiders, Dai spiders, Ma Longqi, Cao Cao, Laka, Rasya Challenger, Tihu, etc. are all large indoor spiders of the family Advanced Spider family, which are the main natural enemies of house cockroaches.

    Morphological characteristics:

    As the largest spider in the house, it loves to sneak into people's homes, towns, and farmhouses. It can't make a net. It likes to hide in cracks in roofs and cupboards during the day and come out at night to forage for food and catch cockroaches or flying insects.

    The body length is about 20mm 30mm, and the total length (including the feet) is about 100mm 130mm. When the feet are open, they are about the size of a CD. The body is covered with thick grayish-yellow hair, and its forehead area has a white transverse band, which is the name of the origin of the white-fronted spider.

    Withering. Males have a large black chevron pattern on their dorsal armor (slightly reddish under strong LED lights), while females do not have this pattern and are darker and larger. White-faced tarantulas are diurnal and nocturnal and prefer to live in slightly darker places.

  8. Anonymous users2024-02-08

    Spider mites are most afraid of humid environments.

    If you want to avoid infected plants with spider mites, you must pay attention to maintaining humidity regularly, avoid unventilated environments, and keep plants in places with a certain amount of humidity. Spider mites are very afraid of humid environments, and if they can maintain a certain humidity in the air, they will not be able to survive without a cavity.

    Another thing to note is not to think that if you keep potted plants outdoors, the spider will be sunburned, in fact, it likes the dry and hot environment, they will reproduce very quickly in that environment, and when the weather is particularly hot, you can keep the potted plants in the shade.

    Ways to destroy red spiders

    The insecticide has certain benefits, its effect is more obvious, and a large number of insect carcasses can be seen on the leaves on the second day after the use of the same day. Insecticides on the market are available in powder form and liquid form, and the volume of the liquid is blended according to the requirements of the instructions, according to the area of the plant and the volume of the soil. Spray on the branches and leaves, and be careful to spray some on the reverse side of the leaves.

    Soak the soap in the water, and after half an hour, the water will turn milky white, indicating that the ingredients in the soap have melted into the water. Putting soapy water into the kettle and spraying water mist to remove insects from the leaves is not only effective against spider mites, but also some common insects.

    However, it should be noted that the amount of soapy water should not be used too much, otherwise the liquid will flow down the branch into the soil, which will harm its rhizome. Ventilate after watering.

  9. Anonymous users2024-02-07

    There are pros and cons to having spiders in the home.

    Benefits: 1. As a beneficial insect, spiders will eliminate pests in the house, such as flies, mosquitoes, cockroaches, etc.;

    2. Eliminate aphids that cannot be killed by drugs on flowers and plants.

    Disadvantages: 1. Poisonous spiders will pose a threat to human safety;

    2. Spider mites will kill flowers and plants.

    Spiders prefer a dark and damp environment, open more windows for ventilation, and increase sunlight can effectively repel spiders.

  10. Anonymous users2024-02-06

    There are pros and cons to having a spider friend at home.

    Benefits: 1. Spiders, as a kind of stupid insects, will eliminate pests in the house, such as flies, mosquitoes, cockroaches, etc.;

    2. Eliminate aphids that cannot be killed by drugs on flowers and plants.

    Disadvantages: 1. Poisonous spiders will pose a threat to human safety;

    2. Spider mites will kill flowers and plants.

    Spiders like a dark, damp and disturbed environment, so opening more windows for ventilation and increasing sunlight can effectively expel spiders.

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