Loons are water birds like ducks, geese, and grebes, but they are classified separately by scientists. The five species are Red-throated Loon Gavia stellata, Pacific Loon Gavia pacifica, Arctic Loon Gavia arctica, Yellow-billed Loon Gavia adamsii, and Common Loon Gavia immer.

What is a loon vs duck?

Loonnoun. A sorry fellow; a worthless person; a rogue. Ducknoun. An aquatic bird of the family Anatidae, having a flat bill and webbed feet. Loonnoun.

What kind of bird is a loon?

Loons (North America) or divers (United Kingdom / Ireland) are a group of aquatic birds found in many parts of North America and northern Eurasia. All living species of loons are members of the genus Gavia, family Gaviidae and order Gaviiformes /ˈɡævi.