Delve deeper into Frozen Planet with behind the scenes and science stories from the series.
Frozen Planet researcher Adam takes us behind the scenes to a giant glacier calving event.
Cameraman Barrie talks about filming black grouse in the Taiga Forest of Finland.
Explorer Bernard is a mammoth-hunter searching the Siberian permafrost for signs of bones.
Frozen Planet director Chadden braved temperatures as low as -50 degrees C while filming the series.
Producer/ director Dan Rees worked on the films about polar people and polar science.
Doug filmed under the ice in the Arctic and Antarctica at a chilly -2 degrees C.
Frozen Planet director Elizabeth filmed penguins, whales and polar people for the series.
Frozen Planet researcher Fredi talks about his experiences filming elephant seals on South Georgia.
Field producer Jason is based in Svalbard, which is famous for its population of polar bears.
Cameraman Jeff talks about the battles on the Barrenlands of Canada.
Frozen Planet director Jeff spent four months living among Adelie penguins for the series.
John talks about his experiences filming wildlife on South Georgia and being stalked by a polar bear.
Producer Kathryn on filming killer whales and polar bears, and getting a seal of approval.
Lane manages the South Pole Greenhouse – an unexpected sight at the bottom of the Earth.
Professor Lloyd Peck tells us why the giant starfish of Antarctica are feeling the heat.
Cameraman Mark filmed wolves, polar bears and Adelie penguins for the series.
NASA scientist Dr Pascal Lee explains why Devon Island in the Arctic is like Mars on Earth.
Frozen Planet director Simon talks about the spectacular wildlife of South Georgia.
Series producer Vanessa Berlowitz talks about the filming of Frozen Planet.