"Most things in Colossus can be grabbed. You can grab fish and be pulled through the water, you can grab a tortoise and be dragged across the ground... but best of all you can grab an eagle's talons and be flown through the sky.10 epic Shadow Of The Colossus moments
But don't try it with regular eagles - your weight will pull them down. You have to find a giant-sized one, near the dead tree in the middle of the map. Grab it for a spectacular flight."