The tail fin is called the caudal fin and gives the sharks propulsion
Here are some really interesting facts about great white sharks for kids, with answers to the most commonly asked questions about them.
A growing trend: Great white sharks (Carcharodon carcharias) like this have been reported with lengths of up to 26 feet long meters), much larger than their ancient relatives in the genus Falcatus, which was only about inches long centimeters).
Great White Shark Post Art Print
The great white shark! At Neptune Islands, South Australia