The Brazilian wandering spider is the deadliest spider in the world. The Sydney funnel-web spider can kill a person within an hour if you don't act in time.
The nurse's thorn finger is the most poisonous spider native to Germany. The Southern Black Widow is also a very dangerous poisonous spider found mainly in the USA, Canada and Latin America. There is no real antidote for this spider, but bites from these animals are rare because they are not aggressive and nocturnal. The red widow is an invasive species that is now native to most parts of the world and feeds on insects.