Black widow spiders are found primarily in the southern and western areas of the U.S., the CDC says. They tend to live around manmade structures, Gangloff-Kaufmann explains, like a shed ...

Latrodectus hesperus occurs naturally mainly in the western USA and Mexico. The detected species of the Black Widow has not yet been domesticated in Europe, except in Cyprus, but other subspecies of ...

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' ...