Black widow spiders, scientific name Latrodectus mactans, are among the most venomous of all arachnids. They are found in North America, and their bite can be fatal in some cases. If you found a ...

Of the over 46,000 known spider species, only about 200 have venom potent enough to be of medical concern. This is assuming, of course, that an individual isn’t allergic to specific components of ...

Black widow spiders contribute to the environment by killing a significant amount of pests that cause harm to crops and spread disease. However, their venom is highly toxic and can impact human health ...

Spiders can elicit fearful reactions in some people, but the majority of species cause no harm to humans and may provide benefits. That said, there are a couple of venomous spider species in the metro ...

While roughly 3,000 species of spiders are found throughout the U.S., very few pose a direct threat to humans. Spider bites are rare, and medically significant incidents are even less common, ...

Lower parasitism and predation in urban habitats may contribute to the invasion success of brown widow spiders, according to new research. Lower parasitism and predation in urban habitats may ...

Warm weather in California signals the return of one of the most venomous spiders in the United States. A Sacramento resident recently took to Reddit to ask if other locals have noticed an uptick in ...