One adaptation that a Puffin has is migration. Atlantic Puffins are well adapted for life in the water. A Puffins compact body,Strong wings and webbed feet help it dive and maneuver under the water. Puffins can dive up to 200 feet,holding their breath for up to 2 minutes. Atlantic Puffins have an extra bone in their jaw that  prevents fish at the tip from falling out. Puffins have the ability to supplement their meals by drinking salty seawater.They have a circulatory system in their feet,helping them cope with cold temperatures. The bills of the Atlantic Puffin are serrated,helping them grip fish firmly.