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 arachnids.

Source: https://gizmodo.com/black-widow-spiders-killed-by-brown-widows-invasive-1850218560

Some arachnids and caterpillars can throw their abdominal hairs when they feel threatened, which can cause serious allergic reactions if it lands in someone’s eyes.

Source: https://thejewishnews.com/2023/04/25/all-creatures-great-and-small-2/