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.

Even if you know nothing about this spider, a few key details probably come to mind: a visible red hourglass mark and a ...

The southern black widow spider is recognized by its black color and red triangular marks that often form an hourglass-shaped marking on the underside of the abdomen (Figure 2). Young spiders ...

Although they resemble black widow spiders, they are not as harmful ... An additional species, Steatoda paykulliana, is an occasional import in fruit shipments. Abdomen markings: All species have ...

Its body is about one-half inch long (smaller than a dime), and it has long legs. The black widow spider is shiny and black with a red-orange or yellow mark in the shape of an hourglass on its stomach ...

and are brown or grey in colour with varied markings, including white stripes and red spots. Juveniles meanwhile develop a mixed colouration of orange, brown and white. Fact: there are five different ...

Black widow spiders are commonly found around homes, garages, barns, and other man-made structures. They build tough, irregularly shaped webs with strands running in many directions. The “messy” ...