The emperor penguin, dubbed Happy Feet, was released into the water from the New Zealand fisheries vessel Tangaroa near Campbell Island, about 700km south of New Zealand's South Island.

The black and white coloring is thought to be particularly important for camouflaging the emperor penguin from predators while they swim in the ocean. They also have webbed feet, which help with ...

Instead, Hesperornis relied on its powerful hind legs and webbed feet to chase prey and evade ... It probably fed and bred much like a penguin.