David Tipling / Emperor penguin chick (Aptenodytes forsteri). Dawson-Lambton glacier, Weddell Sea, Antarctica (November)

David Tipling / Emperor penguin chicks (Aptenodytes forsteri) in large creche, -40C and 70mph wind. Dawson-Lambton glacier, Weddell Sea, Antarctica

David Tipling / Emperor penguin chicks {Aptenodytes forsteri} huddled together for warmth, Weddell Sea, Antarctica

David Tipling / Emperor penguin chick {Aptenodytes forsteri} brooding on adults feet calling for food, Weddell Sea, Antarctica

David Tipling / Adult Emperor penguin {Aptenodytes forsteri} with chick at feet huddling for warmth, Weddell Sea, Antarctica

Steven Kazlowski / Magellanic penguin (Spheniscus magellanicus) emerging from burrow with chick, Falkland Islands, South Atlantic Ocean

TJ Rich / Gentoo penguin with young (Pygoscelis papua) Falkland Islands

TJ Rich / King penguin colony (Aptenodytes patagonicus) adults and chicks, St Andew's Bay, South Georgia

TJ Rich / Gentoo penguin with chicks in nest (Pygoscelis papua) Falkland Islands

DAVID TIPLING / Great skua chick {Catharacta skua} Fair Isle, Shetland, Scotland, UK

John Cancalosi / Shag with chick on nest {Phalacrocorax aristotelis} UK

DAVID TIPLING / Emperor penguin chicks {Aptenodytes forsteri} huddled together for warmth Weddell Sea, Antarctica