Do you know which is the biggest spider in the world?

When we think of spiders, the image of small eight-legged creatures often thought of as pests comes to mind. However, we are afraid of these tiny anthropopods. Can you imagine how scared we will be if we see a spider the size of a large plate?

Yes, there are truly giant spiders present in the world. These spiders can grow to the size of our hands, and some even have legs wider than our faces. And the largest of all can grow up to a foot tall. Spooky!

In this article, we will learn about the largest spider (by mass) in the world.

What is the biggest spider in the world?

This guy.


Source: E! Online

The Goliath Birdeater, also known by its scientific name Theraphosa blondi, is the world’s largest spider by mass. This species of spider belongs to the Theraphosidae family of tarantulas.


Known for their enormous size, these spiders can grow up to 11 inches long and weigh up to 6 ounces. Adult females can have legs as long as 30 centimeters (12 inches) and weigh up to 175 grams (6.2 ounces).

Physical description

The bird eater has thick, dark-colored hair that covers its body. The general color ranges from reddish-brown to black, and the third and fourth pairs of legs have single spines. When threatened, the spider rubs its legs together and hisses loudly as a warning signal. The whistle is loud enough to be heard 15 feet away.

They also let their hair down and throw it at their predators. As an added defense technique, the goliath bird-eating spider rears up on its hind legs to reveal its massive fangs.

food preferences

The Goliath Birdeater feeds mainly on huge arthropods, worms, and amphibians. This species, however, kills and consumes a variety of insects and small terrestrial animals due to its size and opportunistic predatory behavior. After catching their prey, they drag it back to their burrows and begin to digest it.

Despite its name, the spider rarely feeds on birds. However, there have been cases where he was caught eating hummingbirds.


This huge spider is native to the tropical rainforests of northern South America, Suriname, Guyana, French Guiana, northern Brazil, eastern Colombia, and southern Venezuela.

where it lives in burrows in the ground. In the Amazon jungles, it is usually found in swamps.

other facts

  • The spider is nocturnal. He only hunts at night.
  • They do not consume their prey in the open. They drag it back to their burrows.
  • The Goliath Birdeater is an edible spider. In many places in South America it is part of the local delicacies.

The Goliath is the world’s largest spider species by mass. However, if we talk about leg length, the giant hunting spider ranks first. Have a look:


Source: Spider Identifications

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Categories: Optical Illusion

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