Check out the amazing behavior of some Orcas (Killer whales) which was captured in photographs and posted online: Wow can they ever surf! :) To see what I am talking about click on the following link:
http://www.grindtv.com/surf/blog/22111/new+zealand+orcas+join+surfers+in+search+for+the+perfect+wave/Source of image:
http://www.seaking.ca/adopt_a_orca_whale.htm