If you are trying to determine saddle fit for your Icelandic Horse / Pony, one important consideration is the placement of the last rib. Saddles should not sit past the last rib.
Here are a couple of pictures showing how to find the last rib on an Icelandic Pony:
Teaching a Horse to Talk - Listen very carefully to hear the horses "talking". As they learn, they will get louder; this is just the start.
5 years ago