Disclosed are compositions for attracting insects (e.g., harmful or troublesome insects such as blood-sucking and biting insects, ticks and mites) to an object (e.g., insect trap) or area (e.g., field, orchard). Also disclosed are methods for attracting insects involving treating (or exposing) the object or area with a composition containing compounds described herein (e.g., a pro-fragrance compound selected from the group consisting of an acetal, a ketal, hemiacetal and mixtures thereof, wherein at least one of a parent aldehyde, ketone, or alcohol of the pro-fragrance acetal or ketal is a fragrance compound), and optionally a carrier or carrier material.