Plate 13
  • PGN0013. emperor penguins Aptenodytes forsteri on ice edge, calls are used to recognize each other and form pairs for mating, Antarctica
Plate 14
  • PGN0014. emperor penguins Aptenodytes forsteri on ice edge, calls are used to recognize each other and form pairs for mating, Antarctica
Plate 15
  • PGN0015. emperor penguins Aptenodytes forsteri displaying, calls are used to recognize each other and form pairs for mating, Antarctica
Plate 16
  • PGN0016. emperor penguins Aptenodytes forsteri displaying, calls are used to recognize each other and form pairs for mating, Antarctica
Plate 17
  • PGN0017. emperor penguins Aptenodytes forsteri and glacier front, males brood eggs during winter, Antarctica
Plate 18
  • PGN0018. emperor penguins Aptenodytes forsteri and glacier front, males brood eggs during winter, Antarctica
Plate 19
  • PGN0019. emperor penguins Aptenodytes forsteri seeking rookery, may walk 100 miles to reach rookery, Antarctica
Plate 20
  • PGN0020. emperor penguins Aptenodytes forsteri seeking rookery, may walk 100 miles to reach rookery, Antarctica
Plate 21
  • PGN0021. emperor penguins Aptenodytes forsteri seeking rookery, may walk 100 miles to reach rookery, Antarctica
Plate 22
  • PGN0022. emperor penguins Aptenodytes forsteri seeking rookery, may walk 100 miles to reach rookery, Antarctica
Plate 23
  • PGN0023. emperor penguins Aptenodytes forsteri seeking rookery, may walk 100 miles to reach rookery, Antarctica
Plate 24
  • PGN0024. emperor penguins Aptenodytes forsteri seeking rookery, may walk 100 miles to reach rookery, Antarctica (MR avail)