Origami (܂莆)

Quad-Crane (my original)

Left: single crane. Right: quad-crane (my original).

I happened to come up with the idea of how to make a quad-crane from a piece of paper without glue today (23 Sept 2011). This is I think my original origami, although I used few cuts (for a usual single crane, see the next slideshow):
My flicker https://www.flickr.com/photos/yukiminamoto/sets/72157627737062572/

This is how to fold a basic single crane:
My flicker https://www.flickr.com/photos/yukiminamoto/sets/72157627612917141/