King penguin (Aptenodytes patagonicus) chicks (okum boys) at breeding colony at Gold Harbour, South Georgia, Polar Regions

Black-browed albatross (Thalassarche melanophrys) breeding colony on Steeple Jason Island in the Falkland Islands

A young Song Thrush in a woodland in Kirkoswold, Eden Valley, Cumbria, UK.

Adelie penguin chick (Pygoscelis adeliae) fledging its downy feathers for the adult feathers underneath on Devil Island, Antarctica.

Gentoo Penguin (Pygoscelis papua) chick fledging in snow flurries in Antarctica.

Gentoo Penguin chick (Pygoscelis papua) fledging on the beach in Antarctica.

Adelie penguin (Pygoscelis adeliae) chick molting its downy feathers with adult plumage beneath on Devil Island near the Antarctic Peninsula.

Tawny frogmouth (Podargus strigoides) with fledging young on branch, Hopkins Creek, New South Wales, Australia, Pacific

Gentoo Penguin chick (Pygoscelis papua) fledging on the beach in Antarctica.