the answer is penguin
The best successful Olympic swimmer is Federica pellegrini, an Italian.
loons
killer whale
loons
Skimmer (bird)
I do believe Micheal Phelps is the best swimmer at swimming event's in the world.
Penguin
no. get over yourself boobies are the best.
It depends on whether you are thinking of the best swimmer as the fastest swimmer or the best all-around swimmer. -The fastest 50m freestyle time is currently 23.97 by Libby Trickett. (October, 2008) -The best IM women swimmer is Stephanie Rice with a 2:08.45 in the 200m IM and a 4:29.43(?) in the 400m IM. (October, 2008)
Ian Thorpe is the Best swimmer ever and he shouldn't have retired so young!!!!!!!!!!!!
Tracy BeakerBill Hill