Killer whales tail

 In my class we have been looking at animal's adaptation.  I chose a killer whales tail because I wanted  to know  more about them.  Here is  my  animals adaptation.

This is adaptation of killer whale tail facts

  1: killer whales hit the other fish with their tail    

 2: killer whales communicate by  using their tails with other killer whales  

3: killer whales tail  can make 2 waves at the same time.