Biting Spiders. There is not a lot of them in the United States. Well, there is not a lot that can actually bite you in the United States, there are a lot of species that will bite you. Fortunately most spiders that bite you, are not going to cause too many problems, cause its going to be a sharp sting, unless its a black widow or a recluse. The widow has neurotoxins and the recluse has a skin liaison necrosis type venom. Besides that spider bites aren't much to be afraid of.