Fastest time to cover 100 meters:Falcon 1 second;
Cheetah 3 sec;
Atlantic Sailfish 3.1 sec;
Lion 4 sec;
Giraffe 7 sec;
Usain Bolt 9.58 sec.
Usain Bolt ran 100 meters in just 41 steps. Per step, he covers 2.44 mt.
As a kid he used to carry water carriers for miles to earn money.
