Which horse has won the most races in its career ,anywhere around the world and any time period?

Question

Which horse has won the most races in its career ,anywhere around the world and any time period?

Answer 1

Of modern times Sunline won 32 from 48.  Racing in Australia and New Zealand and beating the best.  13 G1 wins from 25 starts.  Pretty remarkable strikerate!  She won $11.3 mill Australian Dollars

 

Answer 2

I think The Thoroghbred mare, Zenyatta has won the most consecutive races - 19-0. Going for 20-0 in the Breeder's Cup Classic against the boys 11/6/10.