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Drinking Duck
Quantity in Basket: none
Code: CP-001
Price: $4.50
Shipping Weight: 0.50 pounds
Sorry, only available in our Museum Store. Picture and description for reference.
When the head of the duck is dipped in the water, the felt on the head absorbs water. If the duck is in its normal upright position (liquid at the bottom) the head of the duck will cool from evaporation of the water on the felt. This cooling reduces the pressure in the head of the duck further, drawing the liquid from the bottom