If you're bitten by one of these spiders, you will need medical attention to treat the bite and its effects. Black widow spiders are found primarily in the southern and western areas of the U.S ...

The venom from a black widow bite can cause intense pain and other symptoms such as sweating, fever, nausea, and vomiting. In this article, we will look at the effects of a black widow bite and what ...

The black widow is perhaps the most infamous poisonous spider ... Though not dangerous, their bite can deliver mild venom effects similar to a bee sting, making them a low-risk species. While some of ...

The brown widow spider (Latrodectus geometricus) is a lesser-known relative of the infamous black widow. The first brown widow spider was discovered in Los Angeles in early 2000. A member of the ...

The bite of a black widow can be extremely toxic and may cause nausea, excess sweating, tremors, labored breathing, restlessness, increased blood pressure and fever. In the worst cases ...

Notably, when a black widow bites, it injects a very low volume of venom. Because the woman ground up the whole spider, she may have exposed herself to a dose orders of magnitude higher than is ...

Immature and male brown widow spiders don't bite at all. Brown widows are much less aggressive than black widows — they prefer to play dead rather than bite and they don't defend their webs.

No one in the United States is known to have died of a black-widow bite in at least forty years. For my money, the most alarming venomous spider is the brown recluse, even though it is a mild ...

Brown recluse bites may cause an area of dead skin that's called an eschar, which typically sloughs off and leaves an ulcer behind. Unlike black widow bites, brown recluse bites aren't painful ...