You wouldn't have been hurt if you'd eaten the weevils. In the past sailors ate a type of biscuit called hard tack. They used to tap it on the table to knock out any weevils but never got all out. Think of them as extra protein 
Lost - I thought forever - but found during a clear out!
Equality and Diversity Laws, should these be scrapped??
My father 81 needs wrist surgery for a bad fracture and I am worried
I threw it away, along with all the other open (and clipped) bags and disinfected the shelf.