Rockhopper penguin positions and islands became surrounded by subtropical water masses, resulting in a split between Northern and Southern rockhopper penguins. Many advance and retreat cycles of Patagonian icecaps during the late Pleistocene may have created a barrier to gene flow between Southern Pacific and Southern Atlantic populations, causing a split between Southern and Eastern rockhopper populations. Adult Rockhopper penguins have no land-based predators. They are eaten when at sea by leopard seals, fur seals, killer whales and blue sharks. Chicks and eggs are eaten by many birds including giant petrels, skuas, sheathbills and various types of gulls. Although the rockhopper penguin
Foundling-Bird Foundling-Bird Foundling-Bird is a German fairy tale collected by the Brothers Grimm, number 51. It is Aarne–Thompson type 313A, the girl helps the hero flee, and revolves about a transformation chase. Others of the type include "The Master Maid", "The Water Nixie", "Nix Nought Nothing", and "The Two Kings' Children". A forester found a baby in a bird's nest and brought him back to be raised with his daughter Lenchen. They called the child Fundevogel or Foundling-Bird, and he and Lenchen loved each other. One day Lenchen saw the cook carrying many buckets of water to the house and asked