horsenation.com

W7X19 TIL that King Henry VIII disliked ponies. In the Breed of Horses Act of 1540, he ordered that any stallions shorter than 15 hands high, mares shorter than 13 hands high, and 2-year-old colts under 11.2 hands high were to be killed. Private owners were also forced to kill all of their shorter ponies.
ADjya TIL Baby horses are born with "feathers", AKA faery fingers or golden slippers (real name eponychium). They protect the mother's uterus during gestation and birth canal during parturition from damage from the otherwise sharp and dangerous hoof kicks. They harden and fall off very soon after birth.
N7N6M TIL that whilst in the uterus, foals have soft capsules called eponychium covering their hooves. Also knows as "golden slippers" these capsules protect the mother from injury during pregnancy and birth.