Some facts about spiders:-
Black widow spiders eat other pests. Sometimes they even eat other spiders!
Spiders don’t get caught in their own webs because they have self-oiling legs.
Female black widow spiders have a red hourglass shape on their backs
Males only live about a year, but the female can live up to 3 years.
Hungry female black widow spiders have been known to kill the male spider after mating,
Size: 3/4″ to 3/8″
Color: Black with characteristic red “hourglass” on back
Common Name: Black widow spider
Species: Lactrodectrus mactans