Listen as glass artist William Gudenrath describes the techniques used to make this bird-shaped vessel. This was an ancient Roman form of packaging. It was filled with perfume, then the tail was sealed by heating it in a flame. To extract the perfume, the user broke off the tip of the tail. This piece is featured in the Museum's app, specifically in the kid-friendly version. Download the app from iTunes or the Android Marketplace to learn more about objects in the Museum's collection and some of the techniques used to make them.