Swans around the world have been admired for centuries. Of seven species known worldwide, only two native species are ...

Trumpeter swans aren't quite as graceful or demure ... the largest flying birds in the world, and they're the biggest of the pelican species. They're awkward on land, but they're powerhouses ...

While visiting the numerous marshes around the lake, the swans feed, frolic, rest, and then move on. EPA and the study partners are also studying wood ducks, a waterfowl species that reproduces in ...