If a spider bites you and you get sick it is poisonous.
All spiders, technically, are poisonous, but I do not believe barn spiders are dangerously poisonous.
yes, there are poisonous spiders everywhere.
Yes they do. Common house spiders, poisonous however? No.
all spiders are venomous
no
just a few i know of brown recluse and the black widow
no they am not
No
I would have a look on the web at poisonous spiders in the area where you live, or telephone a medic they should know.
yes all black and yellow spiders in the U.S or Canada is highley poisonous
yes but not tarantulas and other poisonous spiders
They are not poisonous. Merely highly attractive and distracting.