What Bird that swims under water dipper?

The bird known as the "dipper" is commonly referred to as the American Dipper or Water Ouzel. It is a unique songbird that is often found in fast-flowing streams and rivers, where it dives underwater to forage for insects and small aquatic invertebrates. Dippers have a distinctive slate-gray plumage and are known for their ability to walk along the streambed and even swim under water using their wings. These birds are primarily found in North America and parts of Europe and Asia.