I have a grappling lion shaman druid that I sometimes use. I went with the animal companion. So far she has used more scimitar + shield or Produce Flame than grappling, but grappling + rake is useful in some cases.
STR..18 (10 pts, +2 race)
DEX..15 ( 7 pts)
CON..12 ( 2 pts)
INT...8 (-2 pts)
WIS..13 ( 3 pts)
CHA..10 ( 0 pts)
Feats:
Improved Unarmed Strike [human]
Improved Grapple [1st]
Traits:
Birthmark [magic]
Hunter's Eye (longbow) [faction]