Fortunately, fatalities are fairly rare; the spiders are nonaggressive and bite only in self-defense, such as when someone accidentally sits on them. The animals most at risk from the black widow' ...

These spiders possess necrotic venom, which causes cell and tissue damage, and their bites sometimes require medical attention, says LaJaunie's Pest Control. The Black Widow spider has a glossy, black ...

View Full Profile. Learn about our Editorial Policies. The thought of black widow spiders is enough to send chills down one’s spine. Their painful bites contain a cocktail of chemicals, primarily the ...

The brown recluse and black widow are the most common venomous spiders in the U.S. and Alabama. What are their habitats and how to prevent a bite.