Sarah, the Cincinnati Zoo's cheetah ambassador just beat the 2001 land-speed world record for mammals.


She covered 100 meters in 6.16 seconds and then again in 6.13 seconds


http://buzz.yahoo.com/buzzlog/92995?fp=1

 

depending on the mode of motion, the fastest animals are:

flying, the Spine-tailed Swift 106+ mph






running, the Cheetah 70+ mph









swimming, Shortfin Mako shark, reliably clocked at 31 mph, burst speeds of 46 mph






sky diving, Peregrine Falcon, dives head-first down through the sky, 220 mph





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