User blog comment:Master Sima Yi/Assassinews 04-06-'12 — E3 hub/@comment-4504019-20120612092612/@comment-5503561-20120612143913

Also, he doesn't transform from an eagle, this isn't WoW.

In case you didn't notice there's a branch obscuring the screen between the segment when eagle lands on the tree, and the moment Connor runs along it. It's called flow, and symbolism.