King Penguins stressed by human presence

Antzeko izenburuak

• Penguin: Its Life Cycle
  nork: Thompson, David Hugh
  Argitaratua: (1974)
• Penguins of the world
  nork: Lynch, Wayne; Author
  Argitaratua: (2007)
• Penguin Science Survey 1964 .B
  Argitaratua: (1964)
• Penguin yearbook 2009 /
  Argitaratua: (2008)
• THE PENGUIN ENCYCLOPEDIA OF PLACES
  nork: MOORE W C
  Argitaratua: (1971)