The Guardians of Equestria – Chapter 1 – Awkward Moments, Questions, and Conversations
earth ponies use magic to plant and grow things properly in a smaller amount of time... pegasus ponies use magic to control the weather and fly efficiently... unicorn ponies use magic on a higher level that utilizes magic in a precise way.
Kingdom Hearts: The Path of the Heart Episode 1: An Unexpected Journey
My dragon friend is spike, and the earth pony is kairi. the princess sent me to check the weather."
Chronicles of Cody: The Excitement
They're to be treated like any other unicorn, pegasi, or earth pony. i will not tolerate any of you doing or saying anything harmful to him. do you understand?" --- cody had started out fairly relaxed.
They Came From the Pages
Pharaoh phetlock is an earth pony, so his physical might must have been relatively impressive. i waited until he was around fifteen feet from me before i took a shot at him.