Weird But True Facts About Spiders - FACTz

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Thursday, 8 October 2015

Weird But True Facts About Spiders

1. Some male spiders just want
to be eaten . Black widows are known for cannibalizing their mates, but this doesn’t actually happen all the time. The exception
seems to be the red widow, where the male force feeds himself to the female by placing himself into her mandibles. If she ‘spits him out,’ so to speak, he will keep placing himself there until she eventually eats him.

2. Spiders can see what we cannot, they can see into spectrums we humans cannot. A few have been shown to be able to see both UVA and UVB light.

3. Some tarantulas fling hair at predators.
New-world tarantulas are capable of flinging off tiny irritating hairs, known as urticating hairs, to deter potential predators, similar to a porcupine using its quills as a defense.

4. Spiders can work together.
While most spiders are solitary animals, there are some that form communities building large communal cobwebs. Colonies can number in the thousands of individuals and they will work together to incapacitate prey trapped in their webs and share the harvest with each other.

5. Spiders can go fishing.
There are some ingenious ways spiders use to capture prey. For instance, the ogre-faced spider weaves a net between its front legs and then dangles above places where prey are likely to pass through. By using its web like a net, it scoops up hapless prey. Bolas spiders use a long line of silk ended with a spot of sticky glue (a bolas), swinging it at nearby moths to catch them, much like a fishing line.

6. Spiders are the real superheroes.
For its weight, spider web silk is actually stronger and tougher than steel.

7. Spiders can be ants in disguise!
There are over 100 species of spiders that mimic ants by having evolved similar appearances and even similar pheromones. Most do it to evade predators, but a few do it to help them prey on ants.

8. Spiders have inspired their own dance.
During the 16th and 17th centuries it was believed that a bite from a species of wolf spider (named “tarantula,” found in the Taranto region of Italy) would be fatal unless the victim engaged in frenzied dancing to a specific piece
of music. It inspired a dance locally known as the tarantella.

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