Most exposures to black widow spider venom are accidental, but in a rare medical case, the exposure was intentional.

The black widow spider can be found on every continent except Antarctica. Its venom is toxic and painful, leaving victims to feel the effects long after the bite. Following is a transcript of the ...

How to Identify a Black Widow Spider There's probably a specific image ... and more. “Their venom is reported to be 15 times ...

Spiders are some of the most diverse creatures on Earth. While they can be frightening, most of them are harmless and ...

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 ...

An curved arrow pointing right. The black widow spider can be found on every continent except Antarctica. Its venom is toxic and painful, leaving victims to feel the effects long after the bite.

This spider's bite is much feared because its venom is reported to be 15 times ... The animals most at risk from the black widow's bite are insects—and male black widow spiders.

The venom of a black widow spider, however, is a neurotoxin, the CDC says. Therefore, black widow venom causes widespread pain across an area of the body and symptoms that aren't limited to the ...

The structure of a tetrameric form of the spider neurotoxin ... variety of neural and endocrine cells in all vertebrates (the venom contains additional, insect-specific toxins).

Arachnophobia alert! There’s an eight-legged terror lurking in Spain’s warm coastal regions, and it’s got a reputation as ...

Brown widow spiders are venomous, but they're considered much less dangerous than the black widow. Although brown widow venom is just as toxic, the brown widow spider injects a much smaller amount ...