article_snippet: Baby penguins, known as woollies, keep Baby penguins, known as woollies brown downy feathers for a year, while Baby penguins, known as woollies develop a thick layer of blubber that keeps Baby penguins, known as woollies warm through the winter.
article_snippet: King penguin chicks are cared for by King penguin chicks parents for around 40 days before King penguin chicks join a 'creche' for warmth and protection from predators.
article_snippet: their parents return occasionally during the winter to feed King penguin chicks.
article_snippet: Males incubate the eggs much like Emperor penguins, but Emperor penguins do this during the warmer summer season.
article_snippet: Emperor penguins tend to have brown feathers for a year .
highlights_snippet: Young penguins  keep feathers for a year while Young penguins  keep feathers for a year while they grow layer of blubber grow layer of blubber .