What Is a Black Widow Spider? The black widow is a medium-sized spider about a half-inch long. Three species are common to the United States: The black widow spider produces a venom that affects ...

Whether you love spiders or have full-blown arachnophobia, you can appreciate the charisma of the black widow, known for its unique appearance and venomous bite. But there is more to these eight ...

Black widow spiders are being killed off in the U.S. The culprits are actually their cousins: brown widow spiders. Though the reason behind the killings is unknown, a new study suggests.

In the spider world, even predators are hunted. Biologists in regions of the Southern U.S. noticed that the iconic black widow spider — known for its telltale hourglass mark and venomous bite ...

The average brown recluse spider is much smaller than the average black widow spider. For example, brown recluses grow ...

Pandora Dewan is a Senior Science Reporter at Newsweek based in London, UK. Her focus is reporting on science, health and technology. Pandora joined Newsweek in 2022 and previously worked as the ...

Black widow spiders across the southern United States are getting eaten up by brown widows, their lesser-known cousins, according to new research investigating the relationship between the two ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Black widow spiders are among the world’s most venomous spiders ...

Black widow spiders are no stranger to Colorado, but does it seem like there are always more around this time of year? The weather gets cooler and temperatures start dropping below freezing ...

“We just have a couple of bad ones here in Alabama.” The black widow The female black widow spider is easily recognizable from its all-black body and red hourglass-shaped marking on its belly.