Damage from shoeing:



wall separation at white line caused or aggravated by nails, peripheral loading, and unnatural mechanical leverage



wall, white line, and sole showing damage and discoloration around nail holes



hoof wall integrity compromised by nails and rasp



lack of normal wear resulting in overgrown wall and damaging mechanical forces



pathologically high heels

hard working, self trimming, barefoot in Mongolia:

BLM Mustang:

link to more interesting photos:
http://picasaweb.google.com/HCBiovision