Is it a demonstration of scientific law or a work of art? Made of hand-blown glass, this striking piece will surely be a point of conversation in your classroom, office, or home! Just place a glass of water in front of it, dip its beak to get it wet, and this bird will keep going as long as you keep it supplied with water! The movement is mesmerizing and will have everyone wondering how and why it works! 25 cm (9.8 inches) tall. Colors may vary. Read more on our Blog - Why Is a Drinking Bird Like a Dog on a Hot Day? Download the MSDS of this product.