Fortunately, fatalities are fairly rare; the spiders are nonaggressive and bite only in self-defense, such as when someone accidentally sits on them. The animals most at risk from the black widow' ...

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

The average brown recluse spider is much smaller than the average black widow spider. For example, brown recluses grow anywhere from a quarter of an inch to 3/4 of an inch long, while black widow ...

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 ...

Below, find some spider bite pictures to help you identify what you're dealing with. Brown recluse and black widow spiders are venomous spiders Black widow and brown recluse spiders are "the two ...

Below, with the help of a doctor and bug ... Joel Carillet//Getty Images Occurrence: Brown recluse and black widow spiders prefer cool, dark places and are more likely to be found in an attic ...

Brown widow spiders vary widely in their colors, from very light to very dark, but are not shiny like black widow spiders. Their coloring is mottled, and females have black accent stripes.

is covered in our guide below. The brown widow spider shares some similarities with its relative, the black widow spider, but there are some differing details that make this arachnid stand out.

One of the most infamous spiders in Colorado, the black widow is easy to recognize by its shiny black body and the red ...

View Full Profile. Learn about our Editorial Policies. The thought of black widow spiders is enough to send chills down one’s spine. Their painful bites contain a cocktail of chemicals, primarily the ...