South Georgia Island and the Falklands- in benefit of the South Georgia Heritage Trust - naturalrealm

King and emperor penguins (Aptenodytes patagonicus and Aptenodytes forsteri) are the only species of marine birds so far known to reflect ultraviolet (UV) light from their beaks. (NIH National Library of Health and Medicine, Birgitta Dresp,1 Pierre Jouventin,1 and Keith Langley2,*) in an apparent way to enhance attraction of mates. There is a "structural basis arising from microstructures that manipulate light within the reflecting tissue."