http://www.pokemon.co.jp/special/pl.....otnews/01.html (JP only)

This year's leading part Pokemon of movie and shaymin.
It turned out for Giratina similar shaymin to change the form.
When an image at that time was published with Livejournal, I was officially announced though thought that it was an imitation image that the user made before.

Please see the above-mentioned site about the appearance.
Or, in the Pokémon community of Livejournal.
(http://community.livejournal.com/pokemon/)

Shaymin©2008 Pokemon/Nintendo/GAME FREAK/Creatures
Art by  caval (Yuki Koizumi)