Black Widow Spiders Are Being Killed Off by Non-Native Brown Widows, Smart News

Despite their reputation as fearsome predators, black widows are on the defensive due to attacks by their cousins, a study shows

Brown Widow Spider Center for Invasive Species Research

A spider surprise! Integrated Crop Management

Can you get poisoned from the venom of a dead black widow spider, after it has been squished? - Quora

Biology, Free Full-Text

Western Widow Spider - 5.605 - Extension

Black widows on the rise in Wilmington

Southern Black Widow Spider, Vol. 6, No. 32 Mississippi State University Extension Service

Less poisonous brown widows spiders are overtaking and replacing black widows in urban areas. : r/science

Brown Recluse vs. Black Widow Spider Types of Harmful Spiders in Central Iowa