Black widows are notorious spiders identified by the colored, hourglass-shaped mark on their abdomens. Several species answer to the name, and they are found in temperate regions around the world.

MOST spiders are totally harmless – but a select few can give you serious trouble if they bite. Complications from some of Earth’s deadliest eight-legged biters include painful erections, ...

These intimidating arachnids comprise many different species that share similar habits and characteristics, such as the ...

The spider has been linked to several deaths ... They're notable for having a red hourglass marking on their dark brown or black bodies. And females are the biggest of the black widows, with ...