Black Widow Spider Bite Symptoms A black widow bite can ... They are difficult to identify, even for trained spider experts.

The first signs of a black widow spider bite are usually a pinprick sensation, minor swelling, redness and a target-shaped sore, Medline Plus explains. Within 15 minutes to an hour of getting the bite ...

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' ...

The false widow spiders (Steatoda spp.) form a group of species that, because of their general resemblance to the much more notorious black widow spiders (Latrodectus spp.), can cause concern when ...

But despite looking similar to the more dangerous black widows, all these spiders are likely ... with unique sets of markings on their abdomens. Find out how to identify a false widow spider and work ...