Dangerous Spiders in the World

Top 10 Dangerous Spiders in the World

Dangerous Spiders in the World: Spiders are a common sight in every place. At least some people have developed a fear of these eight-legged creatures, known as Arachnophobia. There are around 40,000 species of spiders in the world. However, only a small fraction of them pose any danger to humans.

Most of the spiders are not aggressive and tend to escape at the mere hint of danger. Even the venomous ones attack only in extreme situations. There are some spiders whose bites can cause severe problems to other beings. Here is a list of top 10 dangerous spiders in the world.

10. Wolf Spider

Wolf Spider

Are wolf spiders dangerous? Wolf spiders are a family of more than a hundred species. Also called Ground spiders, they are found in all continents. They inhabit in grass and dim places. Most of the Wolf spiders are brown in color.

Only a few species weave webs. They are extremely fast but not very aggressive. Their bite is poisonous but seldom lethal. Pain and itching are the common bite symptoms.

See also; 10 most terrifying insects on earth.

9. Red-Legged Widow Spider

Red-Legged Widow Spider

A member of the Widow spiders, the Red Widow or the Red-legged Widow spider is mainly found in parts of Florida. Like its relatives, the spider is not generally aggressive and injects venom only in small amounts.

The bite symptoms are similar to that of others’, like muscle pain, cramps and nausea. Death is very rare but children are vulnerable to the bites.

8. Yellow Sac Spider

Yellow Sac Spider

Found in many parts of the world, the Yellow Sac spider is considered to be the culprit of most of the spider biting cases. Its bite is similar to that of Brown Recluse, another name on this list, but less dangerous.

The venom can cause the destruction of cells but it rarely poses danger to humans. Pain and swelling of the bitten site is the common effects.

7. Six-eyed Sand Spider

Six-eyed Sand Spider

Native to the desert regions of southern Africa, the Six-eyes Sand spider is one to be wary about. Since there have been only two suspected cases of bites to humans, the exact effect of the spider bite is not known well. However, the venom is found to cause leakage of blood vessels and tissue destruction.

6. Sydney Funnel Web Spider

Sydney Funnel-Web Spider

This spider, native to eastern Australia, is one of the most feared spiders. Funnel Web spiders are particularly dangerous, but this species is a little nastier due to their aggressive nature. Sydney Funnel Web has large fangs, comparable to some snakes, and bite with full dose of venom repeatedly.

Contrary to the general case, the males of this species are lot more dangerous, with much more potent venom. The bite can cause muscle pain, vomiting and swelling of brain and death as soon as in 15 minutes. There hasn’t been a death since the invention of anti-venom in 1980.

5. Black Widow spider

Black widow Dangerous Spiders

The Black Widow spider (Latrodectus mactans) is found mainly in Americas. It is noticeable for the colored hourglass marking on its black abdomen. The females are most abundant since they eat the males after mating.

The spiders, like many others, are non-aggressive and attacks only in self defense. Its bite causes muscle pain, cramps, breathing problems and nausea but causes no serious damages. However the bite can be fatal to children and elderly.

4. Brown Widow Spider

Brown Widow Spider

The Brown Widow spider (Latrodectus geometricus) is a close cousin of Black Widow and Redback. It is found in various parts of the world. Its poison is more venomous than that of Black Widow but the spider only injects it in tiny amounts.

Like many spiders, the males are smaller and less dangerous than the females. The venom of Brown Widow can cause muscle pain and temporary paralysis. Fatalities are very rare though children are susceptible to the venom.

3. Brown Recluse spider

Brown Recluse spider

Also known as violin spiders and fiddlers, Brown Recluse is one of the notorious spiders in the world. They are identified from a dark violin-shaped marking on the head. Most of them are found in United States.

Brown Recluse are extremely venomous, and their bite can cause fever and tissue destruction. The bites of some take months to heal, and further infection can cause fatalities. Sometimes amputation is needed. The spider bites have reportedly caused some deaths, most of them being children.

2. Redback Spider

Black Widow spider

Native to Australia, the Redback spider (Latrodectus hasselti) is a relative of the Black Widow. It is identifiable for the red strip on the black-colored back. The spider is not aggressive but bites when feels trapped or when protecting the eggs in case of females.

It injects venom in small amounts. The venom can cause pain around the bitten area, rapid heartbeats, abdominal cramps, nausea and sweating. The bites are rarely fatal.

See also; 10 deadliest creatures on earth.

1. The Brazilian Wandering Spider

Top 10 Dangerous Spiders

At the top position, we have the Brazilian Wandering Spider (Phoneutria fera). It is the most venomous spider according to the Guinness world records. Like its name suggests, the spiders are eager travelers and turn up even in unexpected places.

Its venom is many times more deadly than that of many other spiders in this list. It leads to muscle shock and paralysis and in certain cases, death. Children are particularly vulnerable against the venom. There have been numerous deaths reported over the years.

FAQs: The most dangerous spider in the world.

What is the world’s deadliest spider?

The world’s deadliest spider is considered to be the Brazilian wandering spider (Phoneutria spp.), also known as the banana spider or armed spider.

What are the top 3 poisonous spiders?

The top three poisonous spiders are generally considered to be the Brazilian wandering spider (Phoneutria spp.), the Sydney funnel-web spider (Atrax robustus), and the black widow spider (Latrodectus spp.).

What are the 2 most dangerous spiders?

The two most dangerous spiders are often considered to be the Brazilian wandering spider (Phoneutria spp.) and the Sydney funnel-web spider (Atrax robustus). However, it’s important to note that danger levels can vary depending on factors such as the spider’s venom potency and human susceptibility.

What is the least dangerous spider in the world?

The least dangerous spider in the world is generally considered to be the vast majority of spider species. Most spiders are harmless to humans and pose no significant threat. They play important roles in ecosystems by controlling populations of insects and other pests.

Are huntsman spiders dangerous?

Huntsman spiders (Sparassidae family) are generally not considered dangerous to humans. While they can bite if provoked or threatened, their venom is usually weak and their bites are typically harmless, causing only mild pain or localized reactions.

Are wolf spiders dangerous?

Wolf spiders (Lycosidae family) are typically not considered dangerous to humans. They are venomous and can bite if handled or threatened, but their venom is generally not harmful to humans, causing only minor symptoms such as localized pain and swelling.

Are house spiders dangerous?

House spiders, which typically refer to common spider species found in homes like cellar spiders or cobweb spiders, are generally not dangerous to humans. They are not aggressive and their venom is usually weak, causing minimal or no harm to humans.

Are jumping spiders dangerous?

Jumping spiders (Salticidae family) are generally not dangerous to humans. They are known for their impressive jumping abilities and unique hunting techniques, but their venom is usually weak and their bites are typically harmless, causing minimal symptoms if any.