What? Horses need passports? Yes, they do. CNN Winning Post’s Aly Vance finds out what a horse passport is and what information it gives.
The horse is one of two extant subspecies of Equus ferus. It is an odd-toed ungulate mammal belonging to the taxonomic family Equidae. Horses have been domesticated for 5000 years, but we’re still learning about how they think.