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Spider Myths
Pink toe tarantula

Theraphosid "tarantula" spiders are big and spectacular but not particularly dangerous. Very few pose even a mild bite hazard.


Practically all spiders have venom; none that I know of are poisonous (to eat). "Is it poisonous?" or "Is it venomous" has no meaning.


Real spider fang punctures in human skin are hardly ever visible to the naked eye. If you have two visible marks, that doesn't mean a spider bite!


House spiders could not survive without insect prey. Therefore, your house contains insects even if you see only spiders.


Everyone seems to believe spider bites cause all mystery skin sores, bumps & punctures. Nearly all have other causes.

Macrothele calpeiana

About 20 lesser-known spider myths, featuring jumping tarantulas, poisonous spider urine, ten-legged spiders, and more.

Large Osage orange fruit

Various natural plant products are alleged to repel spiders. There is no evidence that spiders can even smell them.


Very widespread and persistent legends of spider eggs hatching under human skin, contradict all we know of spider behavior and abilities.

Bananas on plant

Contrary to urban legend, spiders are not able to lay their eggs inside the skins of ripe banana fruit.


In a 20th century legend, spider eggs hatched inside a bouffant hair-do. Not consistent with known spider behavior.

Western Black Widows, Latrodectus hesperus.

Do female black widows always kill and eat their mates? In most species that has never been seen in the wild, just in cages.


If spiders drink from mouths or eyes of sleeping humans, there is no physical or eyewitness evidence of it.


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