Penguins do not fly but they do swim good. There are 17 different kinds of penguins. One of the   penguins is an Emperor Penguin. It can get up to 3.7 feet and 65 pounds. All penguins are similar in a way because they all have most things in common. Some penguins have habitats in the Southern hemisphere. They live in climates that are warm and cold. If they are on a diet, they usually eat fish in the ocean.