Out of 46,000 discovered species of spider, only a one species of spider named Bagheera kiplingi has been found to be an herbivore.
Some tarantulas keep frogs as pets so that these frogs can eat insects that burrow into their nest.
Goliath Birdeater, which is the world’s largest spider, has a leg span the size of a child’s forearm, weighs as much as a puppy, can live for 25 years and has fangs strong enough to pierce skulls.
In 2011, a Missouri family sued the previous owners of a house that they had just bought after Brown recluse spiders "started bleeding out of the walls." An expert came in and estimated that the house was infested with 4,500 - 6,000 of the spiders.
According to a research conducted at the Miami University, spiders like listening to classical music. When listening to techno and rap, they made their webs as far away from the speaker as possible, but when listening to Bach, they made their webs as near to the speaker as possible.
In 2009, a rare textile made from the silk of more than a million wild spiders went on display today at the American Museum of Natural History in New York City. One million golden orb-weaver spiders lent their silk to create a shimmering, golden textile. Each spider had to be caught and “milked” by hand.
Spiders tune each strand of their web to a specific frequency by making some strands tighter than others so that when something is caught in it, the spider can easily pinpoint where it is. This is also used for determining whether the source of the sound is a food or a potential mate.
Daddy long legs prey upon venomous spiders like the black widow.
The venom of the Brazilian wandering spider can cause an erection that lasts for hours.
The chances of us eating even one spider in our sleep throughout our lifetime is close to 0%.
Jumping spiders chase laser pointers.
Male spiders give female spiders gifts of prey wrapped in silk to increase mating success. Wrapping the gift in silk prevents the female from stealing it without copulating and sometimes male spiders’ concealed gifts are just random trash.
Black widow's bites produce muscle aches, nausea, and a paralysis of the diaphragm that can make breathing difficult; however, contrary to popular belief, most people who are bitten suffer no serious damage, let alone death.
There isn’t a single reported case of a person dying from a Tarantula bite.
Tarantulas and other spiders lack leg extending muscles and rely on the blood pressure spike from a heartbeat to 're-inflate' the leg back to its extended position. This is why spiders curl up when they die.
There is an Annual Tarantula Exhibition, where participants are judged much like dogs in a dog show. Participants are judged on shiny coats, correct proportions, an active demeanor and proper stance. In 2014, the event was attended by more than 30,000 tarantulas and their keepers.
There is a spider named Golden wheel spider that turns into a "wheel" and cartwheels away when it is in danger.
There is a spider named Portia which is capable of insight, trial-and-error learning, and puzzle solving due to its source of food, which is, other spiders.
The Carolina wolf spider is the Official state spider of South Carolina, and South Carolina is the only U.S. State that recognizes a state spider.
A mother black lace-weaver spider will drum on her web to call her babies to come and eat her alive.
The Corolla spider uses quartz crystals to set traps and catch its prey.
The gigantic, hairy "Goliath birdeater" tarantula spider is entirely harmless and passive toward humans and their bite would hardly compare to the sting of a wasp.
The male red widow spiders force feed themselves to the female of their species. If she spits him out, he will keep shoving himself into her mandibles.
The funnel-web spider's venom is extremely toxic to primates but mostly harmless to many other animals. There are no primates in Australia, apart from humans.
The “spitting spider” is the only spider that can shoot a web at its prey at speeds too fast for the human eye to see and the web actually has evolved to contract and tighten around its prey; rendering it immobile.
The largest known fossil of a spider is only about half the size of its modern relatives. This means that the biggest spiders that exist today might be biggest spiders that have ever existed.
The male nursery web spider will give wrapped gifts to the female, as a mating ritual. If the gift is rejected, the male will play dead and later repeat the process.
Female black widow spiders rarely eat their partners after mating and much of the documented evidence for mate cannibalism has taken place in laboratory cages where the males could not escape.
Of the 34,000 species of spiders, only 27 species are known to have caused human fatalities.
There exists a less venomous, invasive Brown widow spider that is slowly replacing the Black widow.
The Himalayan jumping spider can live at elevations greater than 20,000 feet. It relies on bugs being blown to those heights by the wind for food.
Brown recluse spiders can go an average of 6 months without food, and there is one observed case of a spider surviving over 5 seasons without food.
The fangs of an Australian funnel-web spider can penetrate fingernails and shoes.
Daddy Longlegs have been around for at least 400 million years, barely changing, and predate the dinosaurs.
Tarantula spiders reach full adulthood at around 10 years and female tarantula spiders have been known to live up to 30 or even 40 years.