User blog comment:PitchBlack696/Zinogre/@comment-1011548-20100927173240

Don't know if this has already been said, but Jin can be Pitfall-Trapped.

http://www.youtube.com/watch?v=78ZYd35aOrg&feature=related Roughly 3:05. There's a bit where what looks like a big branch falls down as well, prior to that.