Sounds like you want a Wolf Totem Barbarian (see the alternate base classes in the Unearthed Arcana section of the SRD):
http://www.systemreferencedocuments....CoreClass.html
You give up Uncanny Dodge and Trap Sense for Improved Trip at 2nd (add Knockdown at 3rd) and Track at 5th. So... you'd have to wait a bit for Track, but you do get it for free.