Differences Between Puffin And Penguins

My mum doesn't know what's the difference between puffins and penguins.Then I told her what's the difference, puffin and penguins spelled differently :p, and the sounds of the letter are different :D.

Puffin is a  kind of a bird that live on the ice,but the color of the fur is like penguins fur.Puffin can fly,and penguin cannot fly.I learned about puffin at movie called HAPPY FEET TWO.

puffin,source:wikipedia