Some species of False Black Widow Spiders will actually prey on Black Widow Spiders, as well as other spiders which are considered hazardous to humans. False Black Widow Spiders mainly eat crawling insects, especially isopods (sowbugs and pillbugs).
^ From the nets - my argument for not getting rid of them is that they help control other insects that may present a bigger problem.
Some species of False Black Widow Spiders will actually prey on Black Widow Spiders, as well as other spiders which are considered hazardous to humans. False Black Widow Spiders mainly eat crawling insects, especially isopods (sowbugs and pillbugs).
^ From the nets - my argument for not getting rid of them is that they help control other insects that may present a bigger problem.