Cotton Throw Rugs What Kind Of Bugs Are These?

What kind of bugs are these? - cotton throw rugs

In preparing to paint for a room with a 25yr old wallpaper grass cloth, which we have found little bugs to eat the paper.

They were very small, about 3 / 8 inches long, at most, and some fuzzy future. They seemed to eat grass like the stuff where we are, the paper was completely naked.

We painted over them thinking they would be killed, but I still see from time to time in strange places, such as (for example, cotton bath mat) and a few folded blankets) (and even in the cotton quilting fabrics (cotton) .