The Mediterranean black widow spider is easily recognized by the thirteen red, orange, or yellow dots spread across its abdomen. They’re rather large at up to 15 mm.

This spider is not, I repeat not, a venomous black widow spider, though black and red she might be. Bill Campbell found her in a web across the entrance to his deck at the North End. “I thought ...

Black widows are small to medium-sized spiders with shiny black bodies. The females can easily be spotted by their distinctive red or orange hourglass-shaped marking on the underside of their abdomen.

Aggson said the spider he most commonly sees is the southern black widow. They’re “blackish with that red hourglass mark on the underside of the abdomen.

And then the female's bigger with the red dot on her abdomen that makes it so obvious to tell that she's a black widow," said Molly Mullen, spokesperson for Fontenelle Forest.These spiders aren't ...

Venomous northern black widow spiders are being spotted farther north than ever before, photos snapped by the public reveal. Canadian researchers say help from 'citizen scientists' is crucial for ...