The Differences Between a Foal, Filly, and a Colt.
Misusing horse terms is a pet peeve for many, and I am one of them. For example, people often incorrectly refer to any young horse as a colt. The same occurs with fillies and foals, but different words distinguish between males, females, full-grown/immature, or newborn horses. Young horses are classified by their sex and age …