The store the rocks in their gizzards and use the rough textures to help with breaking down the food. Ducks will eat gravel, small stones, or sand. It’s not for lack of having other food sources. The reason many people don’t think duck quacks echo, is because the tone of the quack makes it difficult to hear.Ī quack is a sound that fades in and out, which makes it difficult to discern which sound is the original quack, and which sound is the echo! Ducks eat rocks. While ducks feathers are for keeping their bodies warm, they don’t need anything to keep their feet warm.ĭucks feet have no nerves or blood vessels, meaning their feet don’t feel the cold. If you’ve ever seen a duck waddling about in the snow or swimming on a cold winter day, don’t worry about them! The biggest question people have about ducks is whether their quacks can echo or not.īut they have so many more unique qualities to them that you never would have thought of! Because if you think about it, what facts do we actually know about ducks?įind out here what there is to learn about these underrated birds! Duck’s feet can’t feel cold. They may not be as exotic as other animals or birds, but they still have a fascinating biology. In fact, it’s not uncommon to see a family of ducks at your local park. Ducks are among the more common birds that we see.

Do a duck