Sediment samples from the Ross Sea coastline are revealing insights into how animals like elephant seals and Adélie penguins ...

Penguins mainly eat a variety of seafood. Their diet includes fish ... The walrus is a unique-looking cold-weather animal. They can grow up to 11 feet long and weigh over 1 ton! You can often hear ...

If penguins become extinct, the food chain will be badly affected. Animals which eat penguins, like some whales or seals, would also suffer. Without penguins, they wouldn't have anything to eat.

Animals which eat plants have teeth like this ... a fact file on your chosen animal - you could start with an emperor penguin from the South Pole or a scorpion from the desert.