Still uniquely hand-blown today at a family-owned factory in Czech Republic. Albert Einstein is said to have encountered an identical sort of bird and was puzzled by its action (see Wikipedia). Purchased from the friendly and excellent USA dealer, Lada’s Finds, at myworld.ebay.com It’s the smallest size of the all-glass birds. They are delicate, easily shattered…though, thankfully, they never lose their health, no matter how long you let them drink water, or even spirits.