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Physiology And The Kentucky Derby

Only Available in Archive Formats.
Physiology And The Kentucky Derby

Physiology And The Kentucky Derby

Physiology And The Kentucky Derby

Only Available in Archive Formats.

—- NPR's Joanne Silberner reports on the physiological limits that keep thoroughbred horses from running faster than they already do. The 123rd Kentucky Derby will be run tomorrow...during the past 20 years of the race, winning times have remained remarkably constant. Owners say they may have reached the limit in breeding horses selectively for speed.