MORRISTOWN, Ariz. - A horse is a horse, unless of course, it's a miniature horse named Spanky. Go right to the source and his pal, Dally, will tell you all about the course of their great adventures.

We warned you… prepare for cuteness overload! Nothing melts hearts quite like a baby miniature horse—tiny hooves, fluffy manes, and those big, innocent eyes that could turn anyone into a puddle!

Then on May 13, San Severino posted her first video of Peabody, a three-day-old miniature horse with dwarfism that she and Smith rescued from euthanasia at a Texas horse ranch. The fragile colt ...