Red widow spiders have entirely red-brown bodies, with the exception of their black abdomen. ©Florida Division of Plant Industry Archive / CC BY 3.0 US, via Wikimedia Commons – Original ...

"These black spiders with red backs are black widows. They do not cause anyone to become Spider-Man—on the contrary, they are putting lives at risk," Vásquez said.

The other two types of black widows are red widows and brown widows. Red widows are endangered, and are only found in palmetto scrub habits in Florida, Smith said, while brown widows are commonly ...

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.

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.

As soon as black widow spiders find an area to live, they build their web there and do not move very often, Smith said. “They want something where they can put up their webs and basically spend ...