Moth or butterfly?

[tanghb]

It is large - bigger than the Common Birdwing. Is it a moth?
http://img.photobucket.com/albums/v18/tanghb/2005_sg_Nature/20050527_0619b_outside_442_Edit1.jpg

Thanks!

[Rustic]

Already discussing about this species.

http://www.butterflypals.com/forums/showthread.php?p=22868

[hkmoths]

And for those not registered on said forum, this is Lyssa monetius (family Uraniidae).

cheers,

Roger.