Brown widow spiders protect their egg sacs by capturing and killing parasitic wasps and constructing silk spikes. The tactics ...

Brown recluse spiders are not native to California ... They're more likely to bite if they have an egg sac. Where black ...

So, the wolf spider and brown recluse are quite different ... that takes them away in the wind. Brown recluse spiders also produce an egg sac, and the mother sometimes carries it or hangs it ...

approached the spider webs that contained the spiders' egg sacs, eggs wrapped in silk cocoons. The brown widow spider tapped her egg sacs and circled it protectively with her legs, while the white ...