Instead of webbed feet Clark’s grebes have lobed toes. Instead of having legs positioned underneath their body, Clark’s grebes’ legs are positioned to the back of their body. It means they ...

A new study by Ohio University found an important fossil of the oldest known modern bird, which lived in Antarctica when ...

Instead, Hesperornis relied on its powerful hind legs and webbed feet to chase prey and evade predators in the Cretaceous seas. A flattened tail may have helped the bird change depth and direction ...