Black widows are notorious spiders identified by the colored, hourglass-shaped mark on their abdomens ... The animals most at risk from the black widow's bite are insects—and male black widow ...

Even if you know nothing about this spider, a few key details probably come to mind: a visible red hourglass mark and a ...

Two venomous spiders, black widows and brown recluse spiders, can cause severe symptoms, experts say. Here are spider bite ...

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 ...

A heroin user deliberately injected herself with a ground-up black widow spider in an attempt to get high. The 37-year-old woman from California, went to hospital in pain and told doctors that she ...

The first occurrence of a dangerous spider known as the Black Widow has been confirmed in Slovakia. The adult female arrived in Slovakia from California in a shipment of machine parts goods. She also ...

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 ...

Every autumn there are reports of false widow spiders becoming uninvited eight-legged houseguests in homes across the UK. But despite looking similar to the more dangerous black widows, all these ...

Probably the most famous of the deadliest spider lot, the black widow almost needs no introduction. Officially known as Latrodectus, its species can be found on every continent in the world.