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' ...

The brown widow ... animal like the poison dart frog. If you're wondering which is more dangerous to humans, that depends ...

Possibly the most infamous, and one of the most dangerous, spiders in Tennesee is the Black Widow. True to their name, female Black Widow spiders have shiny black bodies and a red hourglass shape ...