Besides housing offspring, what other purposes do the silken coverings constructed by yellow sac spiders serve?

Answer

As resting spots during the day and shelters during molting

Yellow sac spiders utilize these silken coverings for more than just housing the next generation; they are also used as resting spots during the day and as shelters during the molting process.

Besides housing offspring, what other purposes do the silken coverings constructed by yellow sac spiders serve?
spiderreproductionarachnidbaby