Spiders are predators that are known for their eight legs, fangs, venom, and web they produce. There are more than 45,000 species of spiders in the world. Now, that you know how many spiders are in the world you might also know that people fear spiders regardless of what species they belong to. Spiders are associated with fear and disgust because of how they look (many legs and big abdomen), and they are usually found in dirty and disgusting places. 

In fact, there is a term for the fear of spiders – arachnophobia. Moreover, people think that they are deadly because of their venom. That’s why many homeowners consider spiders as pest and are getting rid of them through pest control in Phoenix. So today, we collate the 10 scary spiders in the world. 

Brazilian Wandering Spiders

Brazilian Wandering Spiders, also known as Banana Spiders, are poisonous to humans and considered the deadliest spiders in the world. Their venom can affect the human nervous system, and those that are infected will experience symptoms like salivation, irregular heartbeat, and prolonged and painful erections. Moreover, Brazilian Wandering Spiders can be aggressive and raise their front legs straight up in the air. Additionally, these deadliest spiders are called banana spiders because they are commonly found on banana leaves. .

Fishing Spiders

Fishing Spiders are big spiders that do not produce webs to catch their prey and predators. They are called “fishing” spiders because they are found near water, where they look for fish and other aquatic animals. When they feel threatened, they will dive underwater and ensure the environment is safe before returning. Nonetheless, fishing spiders can also be found in wooded areas, basements, kitchens, and bedrooms. They are considered scary spiders because of their hairy body and large stature. Fortunately, these scary spiders are not harmful to humans.

Funnel-Web Spiders

Funnel-web spiders create funnel-shaped burrows to trap the prey. These scary spiders range from medium to large and are characterized by their hard, haired, and glossy carapace. They can be either black or brown and are known to have killed 13 people before and caused serious bites. Luckily, there was an antivenom formulated for funnel-web spiders in 1981. 

Funnel-web spiders are commonly found in moist forest regions but can also live in drier open forests, under rocks, rotting logs, crevices, and holes in trees. Unlike most spiders, funnel-web spiders cannot jump and swim. However, they can still stay alive for hours when in water because they can create a small bubble of air in the hairs underneath their abdomen.

Huntsman Spiders

Huntsman spiders are another big and long-legged spider. In fact, the biggest spider in terms of length, the giant huntsman, belongs to this species. They also do not produce webs to capture their prey. Instead, they actively hunt them. Huntsman spiders also have venom, and it is quite more powerful than the venom of wolf spiders. However, their venom is harmless to humans. Huntsman spiders are generally found under loose tree barks, crevices on rocks, walls, and logs, and under rocks and slabs of bark. 

Recluse Spiders

Recluse spiders are common spiders that are found all over the world except the polar areas. These small scary spiders are more venomous and dangerous than widow spiders. Their venom can destroy body tissues and kill body cells., creating open sores on the skin. Despite them being dangerous, death by recluse spiders are rare. They are mostly found in caves, rodent burrows, attics, storage areas, walls, and ceilings. 

Redback Spiders

Redbacks are cousins of black widow spiders. They are characterized by their red stripe or hourglass-shaped mark on their black-colored back. This appearance is more prominent with female redback spiders. Redback spiders are venomous, but only females are likely to bite when they want to protect their eggs. Additionally, these scary spiders are not aggressive and are not widespread. If they feel threatened or disturbed, they will only play dead. 


Tarantulas are the most common scary spiders that people fear because of their immense size and massive fangs. In terms of weight, the biggest spider of all, the Goliath Birdeater, belongs to this species. It weighs about 175 grams and can be as long as 5.1 inches. Tarantulas are venomous but harmless, and wasp stings are more painful than tarantula bites.

Widow Spiders

Widow spiders are dangerous and scary spiders that are found anywhere in the world except polar regions. You may not see them easily because of their small size. They can come in brown, black, and red colors. You may experience localized pain, severe sweating, and nausea when they bite you. Nonetheless, their bites are not fatal. 

Wolf Spiders

Wolf spiders are big spiders that do not produce a silky web when they get their prey. Instead, they also hunt and ambush their prey. They are scary spiders because of their speed. They can run very fast to get their prey. Wolf spiders are characterized by their dark brown, hairy long broad bodies and stout and long legs. The biggest spider in this species is called Carolina Wolf Spider. Luckily, these scary spiders are not aggressive. If they bite you, it is purely out of self-defense, and it is harmless.

Yellow Sac Spiders

Yellow Sac Spiders are scary spiders that build silken tubes under stones, leaves, or grass. These spiders are also active hunters instead of using webs. They may bite, especially if they want to protect their eggs. Unfortunately, they are venomous to humans, and their bite can be painful. After being bitten, you may experience redness and swelling.

What is the scariest spider?

The scariest spider among all the mentioned 10 species of scary spiders is the black widow. It is considered to be the scariest spider because of its venom that can be dangerous to human. Its venom is rarely fatal, but it can still be harmful if you get bitten. The bite of this scariest spider are very toxic and can affect your nervous system

Are all scary spiders dangerous?

No, not all scary spiders are dangerous. As mentioned earlier, not all are harmless and venomous to humans. Most of them will only bite if they feel threatened, disturbed, or want to protect their eggs. Only a few are dangerous, like the widow, recluse, and yellow sac spiders. In fact, some of them can help with pest control as they hunt other insects for their food. Nonetheless, they can still be annoying pests. If you want to get rid of them and prevent spiders from infesting your home, hire a spider exterminator.