Here is the link to Stratics Taming chart.
http://uo.stratics.com/content/skills/anim.phpIf you are starting out with 50 taming, this list is what you should go with.
You can also start on Ice Island when taming is at 35.1
50 - 71.1 (Dagger Island aka Ice isle) Walrus, Snow Leopard, Polar Bear and White Wolf. (Great Harts and Grizzlies on main land at 59.1)
71.1 - 77.1 Bulls, Great Harts, Grizzlies and White Wolves
77.1 - 93.8 Bulls and Giant Toads (add RIdgebacks and Savage Ridgebacks at 83.1)
93.1 - GM Bulls, Giant Toads, Ridgebacks, Savage Ridgebacks, Swamp Dragons*
* Have to agro the Swamp Dragons first then tame. Otherwise they will get guard whacked in Papau.