A permanent, indelible mark on the inside of the upper lip used to identify the horse. In Quarter Horses the letter/number combination is five numbers or four numbers ending in a letter. In Thoroughbreds, it is a letter followed by five numbers.
Congratulations to Mackenzie Kirker-Head, winner of this week's Fan Photo Contest!
From Mackenzie: "Silverette, trained by Dale Romans, having a bath one morning at Saratoga. Her bunny ears make her all the more photogenic." Want in? E-mail a .jpg with a brief caption to email@example.com.