What is it that confuses people about mustangs and stallions? Mustang is not a gender, stallion is not a big black horse.
Ma'm, please refrain from flapping your bright orange shiny windbreaker, you're scaring the horses.
Nope, cleaning their hooves doesn't hurt one bit.
Contrary to most leading Hollywood movies involving equines, horses are not trained with love and affection. *cough*warhorse*ahem* Flicka*aaaachoo!* excuse me, bad cold. ;)