No, they are not poisonous to humans. Their bite is non-lethal, but it will cause some pain.
Black Widow
yes!
Black house spider was created in 1872.
Its piosonous alright, but I dont know what its called.
The Black Widow Spider
It's probably a black widow and yes very poisonous.
The spider is probably a black widow, they are dangerous because they have extremely poisonous venom
It could be a wolf spider which has bites are are painful but not poisonous. There are many common house spiders that have these markings.
The world's most poisonous Spider is the Brazilian Wandering Spider (Phoneutria), there native to the Tropical South and Central America:the black Scorpio is poisonous on the earth!keep sfae from all creature!avid hunting!
Black Widow
Black Widow, I believe.