How much do you know about Spiders? | Quiz

Answer: Yes

The female black widow is the most venomous spider in North America and its venom is 15 times more toxic than the rattlesnake's. Though the venom is more toxic, they are not as deadly, as the black widow spider can only deliver a single small bite.

Answer: Samoa

This spider is the Paut marplesi from Western Samoa. In 1965 a male specimen was found whose overall length was 0.43 mm or 0.017 inches, which is approximately the size of the full stop (period) at the end of this sentence.

Answer: No

Spiders have 8 legs and crabs have 10 legs.

Answer: Brazil

The banana spider, Brazilian huntsman, and wolf spider are regarded as the most lethal in the world and come from Brazil. The criterion of 'deadliest' is given according to the spider's venom yield (lethal potential) divided by their venom potency. The banana spider, when using this criterion, yields 6mg of venom with 1 mg being the estimated lethal dosage for human beings.

The Brazilian huntsman only needs 0.006 mg to kill a mouse.

Answer: United States of America

The abovementioned were regarded in 2001 as the two most endangered species of spiders by the International Union for the Conservation of Nature.

Answer: True

Spider silk is also being investigated for aiding in replacing damaged tendons and ligaments of humans and is being used in bulletproof vests.

Answer: No

The Sydney trapdoor spider is from the family Ictenizidae. They usually construct burrows that are closed by a 'door'. Bites from these spiders are rarely recorded and there never has been a fatality in Australia resulting from them. The Sydney funnel-web spiders belongs to the Atrax and Hadronyche genera and are highly venomous. Before the antivenin was discovered, their bite was often fatal.

These spiders build a flat web with two tunnel-like entrances in a Y configuration.

Answer: 50

The jumping spider is the most common spider in the world. This spider has four large eyes on its face as well as four small eyes on top of its head. These spiders hunt during the day and have good eyesight. The family name for them is Salticidae.

Answer: Goliath bird-eating

The Goliath bird-eating spider lives mostly in the rainforests of Suriname, Guyana and French Guiana; but they also have been found in Venezuela and Brazil. The leg span of one of these spiders captured in Venezuela in 1965 was recorded at 28 cm or 11 in. The Goliath bird-eating spider feeds mostly on rodents.

Answer: Yes

A spider web has a natural clotting agent in it. When put on a cut this can assist in quickly stopping the blood flow.

Answer: Yes

There are several groups of spiders that have evolved to look and behave like ants, flies and wasps, which is known as mimicry. A few of these spiders can even smell like ants and are so convincing that the ants themselves are tricked, therefore the spider is able to enter the nest easily to steal the young.

Answer: No

There have been no confirmed deaths in Australia due to spider bites since 1979. The only two spiders that had caused deaths now have antivenom available. Redback spiders' antivenom became available in 1956, and for funnel-web spiders, it was introduced in 1980. Antivenom for the funnel-web has been given to over 100 people annually since 1980.

Answer: 3

These glands are found in the rear part of the spider's body and open via holes on the end of another small organ called spinnerets. The majority of spiders have three pairs of spinnerets, though some only have one or two. Each silk gland pair produces a different kind of silk, thus most spiders can produce three various types of silk.

Answer: Yes

A female can weigh up to 2.25 grams or 0.08 ounces.

Answer: Yes

If a spider is startled or disoriented it can be entangled in its own web. Usually the spider differentiates between safe and non-safe or sticky threads, as these threads are made using different types of silk. Highly sensitive feet and 'knowing its own web structure' provides the ability for the spider to move freely around.