What Is a Filly, Colt, or Mare? Horse Terms Every Fan Should Know
Filly, colt, foal — in 30 years of owning racehorses in Louisiana, I’ve heard these terms misused constantly at the barn, at the rail, and on racing forms. A colt is not just any young horse. A filly is not the same as a mare. And gelding means something specific that affects how a horse …

