Black widow spiders are notable and venomous spiders that make up most of the Latrodectus genus of spiders. These ...

not all black widow spiders are entirely black with a reddish hourglass mark on their abdomens. While females of most black widow species possess the characteristic glossy black color, they can ...

Biologists in regions of the Southern U.S. noticed that the iconic black widow spider — known for its telltale hourglass mark and venomous bite — often disappeared when a different species ...

The western black widow, the only widow species native to Colorado and the only spider species that can harm a person with its venom, is entering the reproductive phase of its life cycle ...

Some of the more common spiders in the Kamloops and Okanagan regions are the shiny black widows, the tiny jumping spiders, ...

There are several species of widow spiders in the United States, including the northern and southern black widow and the red widow. The brown widow spider is considered one of the least dangerous.