They are often found in dry foods including nuts and seeds, cereal and grain products, such as pancake mix (http://en.wikipedia.org/wiki/Weevil) Here are some useful tips on getting rid of them and keeping them at bay (incl. bay leaves and eucalyptus/ti-tree oil) - http://www.wikihow.com/Get-Rid-of-Weevils-(Flour-Bugs).