[Pugchief]

Originally Posted by coffeebean

I don't know what search engine you use but Google came up with plenty. Pick one..........
do paper bags carry insect larvae - Google Search

You stated that the new paper shopping bags at the grocery stores already had insect larvae. That's not what you searched, which was how bags at your home can pick up larvae. Try this search:

do new paper grocery bags carry insect larvae

and get this result: