Male black-widow spiders tend to select their mates by determining if the female has eaten already to avoid being eaten themselves.

Latrodectus is a broadly distributed genus of spiders, which is composed of both black widow spiders and brown widow spiders.[3][4][5][6] A member of the Theridiidae family, this genus contains 31 species,[2] including the North American black widows (L. Female widow spiders are typically dark brown or a shiny black in colour when they are full …

Male black-widow spiders tend to select their mates by determining if the female has eaten already to avoid being eaten themselves. Read More »