0 a black and white bird that cannot fly but uses its small wings to help it swim
1 a black-and-white sea bird found in cold, southern parts of the world which cannot fly and swims using its small wings
But luckily for penguins, they can swim very well to get away from danger.
In one hour, penguins can only walk about three kilometers across the ice of Antarctica.
Like other animals, penguins use their powerful flippers to swim fast towards food and away from danger.
Like penguins, ostriches cannot fly, but they can walk and run fast.
