Spider is air-breathing arthropods, having eight legs, chelicerae with fangs usually able to inject venom and spinnerets that squeeze out silk. They are related to the family of arachnids and lies in the seventh rank out of total species. They have consisted of insects and also a boneless creature. There are a lot of interesting facts about spiders that exist in almost every house.
10: Spiders exist everywhere except Antarctica
You know spiders exist everywhere in the world except Antarctica. It almost finds in every home and, maybe you are just ten feet far away from it. Approximately there are 38,000 known species of spiders worldwide. Most of the only live one year but, one of the spiders who are from the tarantula family can live up to 20 years. One of the interesting facts that spiders’ webs are also important in medical science, because it as Vitamin K. Which is beneficial for the human body that helps in reducing the bleeding. Some spiders eat their webs for survival. One species of spider, the Darvin Bark, creates the strongest web in the world, which can even spread over the lakes. Wow! it is mind-boggling.
09: Spiders consume millions of insects each year
Spider’s main diet is an insect and, it can be changed according to the environment. The study’s authors have estimated that “the global spider community” consumes almost 400-800 million tons of food each year—including insects and small vertebrates, etc.
08: Spider has two parts
All spiders, from tarantulas to jumping spiders, share this common trait. The simple eyes, fangs, palps, and eight legs find on the anterior body of all species, called the cephalothorax. The spinnerets exist in the posterior region, which is known as the abdomen. The nonsegmental abdomen attaches to the cephalothorax through a narrow pedicel that gives the spider the appearance of having a waist.
07: Most are Venomous
Not all but most of them are venomous. It uses malice to subdue its victim. The venom glands located near the chelicerae, or fangs, that are linked to the fangs by ducts. Interesting facts that when spiders bite its victim, muscles around the venom glands contract. It pushes the venom through the fangs and into the animal. You know most spider’s venom is very dangerous that can paralyze the prey. But one of the families of spiders like Uloboridae is exceptional by this rule. These spiders do not possess venom glands.
06: Some even hunt Birds
The main diet of spiders is insects but, interesting facts that they hunt birds also. One of the species of spiders which, is related to the order of Araneae kills the largest group of carnivorous animals on Earth.
05: Females eat males spiders
It looks ridiculous but, indeed, females sometimes eat male spiders too. Interesting facts that Female spider is generally larger than their male counterparts. So, a hungry female may consume any invertebrate that comes in their way including her suitors too. But male spiders sometimes use courtship rituals to identify between mates and meals. For instance, spiders jump and perform dances from a safe distance and wait for the female’s approval before approaching. Male orb weavers position themselves on the outer edge of the female’s web, and gently pluck a thread to convey a vibration. They wait for a sign by the female before coming close.
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04: Giant spider is huge, like a dinner plate
Spiders are varied in size from small to large. Interesting facts about spiders that they can be huge like, your dinner plate. Have you seen this type of spider before? Initially, it had discovered in Laos in 2001, the giant spider doesn’t build webs they just track down the insects it dines upon. From leg tip to leg tip, the giant huntsman is around 12 inches in height and 6 ounces in weight.
03: Spiders have strange muscles
Besides looking sensitive skin, it doesn’t mean they are not muscular strength. It is one of the interesting facts about spiders that its muscles can only pull their legs inward but can’t extend them out again. Spiders pump a watery liquid into their legs to help push them out again.
That’s why whenever you see a dead spider, its legs became curled inside as there is no fluid had distributed to retract them.
02: Spiders have blue blood
Unlike most creatures, spiders have blue blood. They consider in blue-blooded animals like Octopus. In humans or many mammals, oxygen is necessary that contains iron, that gives our blood that red color. Though, in spiders, the molecule that oxygen is bound to comprise upon copper, which gives their blood the blue color.
01: Spider silk is in liquid
Almost all of you have seen the web of spiders. Interesting facts about spider webs that are in silk form but did you know that it is a liquid? I am sure many of you didn’t know about it. Interestingly the silk is in liquid form and when it comes into contact with the air. This silk becomes hard and lets them create and build their webs.